22935890916 has 81 divisors (see below), whose sum is σ = 59457780291. Its totient is φ = 7454777904.

The previous prime is 22935890897. The next prime is 22935890953. The reversal of 22935890916 is 61909853922.

It is a happy number.

The square root of 22935890916 is 151446.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×22935890916² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 39072775 + ... + 39073361.

Almost surely, 2^22935890916 is an apocalyptic number.

22935890916 is the 151446-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22935890916

22935890916 is an abundant number, since it is smaller than the sum of its proper divisors (36521889375).

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

22935890916 is an equidigital number, since it uses as much as digits as its factorization.

22935890916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1270 (or 635 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 54.

The spelling of 22935890916 in words is "twenty-two billion, nine hundred thirty-five million, eight hundred ninety thousand, nine hundred sixteen".