23326728 has 32 divisors (see below), whose sum is σ = 58505760. Its totient is φ = 7750400.

The previous prime is 23326697. The next prime is 23326739. The reversal of 23326728 is 82762332.

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, 6928 + ... + 9728.

It is an arithmetic number, because the mean of its divisors is an integer number (1828305).

Almost surely, 2^23326728 is an apocalyptic number.

It is an amenable number.

23326728 is an abundant number, since it is smaller than the sum of its proper divisors (35179032).

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

23326728 is a wasteful number, since it uses less digits than its factorization.

23326728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3157 (or 3153 counting only the distinct ones).

The product of its digits is 24192, while the sum is 33.

The square root of 23326728 is about 4829.7751500458. The cubic root of 23326728 is about 285.7269959108.

The spelling of 23326728 in words is "twenty-three million, three hundred twenty-six thousand, seven hundred twenty-eight".