226302997608 has 56 divisors (see below), whose sum is σ = 636186169650. Its totient is φ = 75434330592.

The previous prime is 226302997603. The next prime is 226302997633. The reversal of 226302997608 is 806799203622.

It is a happy number.

226302997608 is a `hidden beast` number, since 2 + 2 + 6 + 3 + 0 + 29 + 9 + 7 + 608 = 666.

It can be written as a sum of positive squares in only one way, i.e., 157229696484 + 69073301124 = 396522^2 + 262818^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (226302997601) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 19396003 + ... + 19407666.

Almost surely, 2^226302997608 is an apocalyptic number.

It is an amenable number.

226302997608 is an abundant number, since it is smaller than the sum of its proper divisors (409883172042).

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

226302997608 is an equidigital number, since it uses as much as digits as its factorization.

226302997608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38803693 (or 38803674 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The spelling of 226302997608 in words is "two hundred twenty-six billion, three hundred two million, nine hundred ninety-seven thousand, six hundred eight".