22546916 has 24 divisors (see below), whose sum is σ = 45669120. Its totient is φ = 9539712.

The previous prime is 22546897. The next prime is 22546961. The reversal of 22546916 is 61964522.

It is a happy number.

It is a super-2 number, since 2×22546916² = 1016726842222112, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2885 + ... + 7308.

It is an arithmetic number, because the mean of its divisors is an integer number (1902880).

Almost surely, 2^22546916 is an apocalyptic number.

It is an amenable number.

22546916 is an abundant number, since it is smaller than the sum of its proper divisors (23122204).

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

22546916 is a wasteful number, since it uses less digits than its factorization.

22546916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10283 (or 10281 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 22546916 is about 4748.3592955883. The cubic root of 22546916 is about 282.5068930889.

The spelling of 22546916 in words is "twenty-two million, five hundred forty-six thousand, nine hundred sixteen".