22725678 has 16 divisors (see below), whose sum is σ = 45600336. Its totient is φ = 7550400.

The previous prime is 22725671. The next prime is 22725709. The reversal of 22725678 is 87652722.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22725671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4173 + ... + 7928.

It is an arithmetic number, because the mean of its divisors is an integer number (2850021).

Almost surely, 2^22725678 is an apocalyptic number.

22725678 is an abundant number, since it is smaller than the sum of its proper divisors (22874658).

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

22725678 is a wasteful number, since it uses less digits than its factorization.

22725678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12419.

The product of its digits is 94080, while the sum is 39.

The square root of 22725678 is about 4767.1456868864. The cubic root of 22725678 is about 283.2515420967.

The spelling of 22725678 in words is "twenty-two million, seven hundred twenty-five thousand, six hundred seventy-eight".