226655040 has 112 divisors (see below), whose sum is σ = 723473280. Its totient is φ = 60119040.

The previous prime is 226655027. The next prime is 226655053. The reversal of 226655040 is 40556622.

It is an interprime number because it is at equal distance from previous prime (226655027) and next prime (226655053).

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 = 226654989 and 226655007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219325 + ... + 220355.

Almost surely, 2^226655040 is an apocalyptic number.

226655040 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 226655040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (361736640).

226655040 is an abundant number, since it is smaller than the sum of its proper divisors (496818240).

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

226655040 is a wasteful number, since it uses less digits than its factorization.

226655040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1280 (or 1270 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 226655040 is about 15055.0669211399. The cubic root of 226655040 is about 609.7078597527.

The spelling of 226655040 in words is "two hundred twenty-six million, six hundred fifty-five thousand, forty".