226934640 has 120 divisors (see below), whose sum is σ = 774765888. Its totient is φ = 59512320.

The previous prime is 226934639. The next prime is 226934641. The reversal of 226934640 is 46439622.

226934640 is a `hidden beast` number, since 2 + 2 + 6 + 9 + 3 + 4 + 640 = 666.

It is an interprime number because it is at equal distance from previous prime (226934639) and next prime (226934641).

It is a tau number, because it is divible by the number of its divisors (120).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 226934595 and 226934604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226934641) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41337 + ... + 46503.

Almost surely, 2^226934640 is an apocalyptic number.

226934640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226934640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (387382944).

226934640 is an abundant number, since it is smaller than the sum of its proper divisors (547831248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226934640 is a wasteful number, since it uses less digits than its factorization.

226934640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5247 (or 5238 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 226934640 is about 15064.3499693814. The cubic root of 226934640 is about 609.9584671176.

The spelling of 226934640 in words is "two hundred twenty-six million, nine hundred thirty-four thousand, six hundred forty".