22951016 has 16 divisors (see below), whose sum is σ = 46945440. Its totient is φ = 10432240.

The previous prime is 22951009. The next prime is 22951043. The reversal of 22951016 is 61015922.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130316 + ... + 130491.

It is an arithmetic number, because the mean of its divisors is an integer number (2934090).

Almost surely, 2^22951016 is an apocalyptic number.

It is an amenable number.

22951016 is an abundant number, since it is smaller than the sum of its proper divisors (23994424).

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

22951016 is a wasteful number, since it uses less digits than its factorization.

22951016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260824 (or 260820 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 22951016 is about 4790.7218662744. The cubic root of 22951016 is about 284.1846646648.

Adding to 22951016 its reverse (61015922), we get a palindrome (83966938).

It can be divided in two parts, 2295 and 1016, that multiplied together give a triangular number (2331720 = T₂₁₅₉).

The spelling of 22951016 in words is "twenty-two million, nine hundred fifty-one thousand, sixteen".