226046640 has 40 divisors (see below), whose sum is σ = 700745328. Its totient is φ = 60279040.

The previous prime is 226046633. The next prime is 226046647. The reversal of 226046640 is 46640622.

226046640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (226046633) and next prime (226046647).

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 226046598 and 226046607.

It is not an unprimeable number, because it can be changed into a prime (226046647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 470691 + ... + 471170.

Almost surely, 2^226046640 is an apocalyptic number.

226046640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226046640 is an abundant number, since it is smaller than the sum of its proper divisors (474698688).

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

226046640 is a wasteful number, since it uses less digits than its factorization.

226046640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941877 (or 941871 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 226046640 is about 15034.8475216744. The cubic root of 226046640 is about 609.1618337116.

The spelling of 226046640 in words is "two hundred twenty-six million, forty-six thousand, six hundred forty".