28338926 has 24 divisors (see below), whose sum is σ = 53402160. Its totient is φ = 11040480.

The previous prime is 28338917. The next prime is 28338943. The reversal of 28338926 is 62983382.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6671 + ... + 10058.

It is an arithmetic number, because the mean of its divisors is an integer number (2225090).

Almost surely, 2^28338926 is an apocalyptic number.

28338926 is a deficient number, since it is larger than the sum of its proper divisors (25063234).

28338926 is a wasteful number, since it uses less digits than its factorization.

28338926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16760 (or 16749 counting only the distinct ones).

The product of its digits is 124416, while the sum is 41.

The square root of 28338926 is about 5323.4317878602. The cubic root of 28338926 is about 304.8791996754.

The spelling of 28338926 in words is "twenty-eight million, three hundred thirty-eight thousand, nine hundred twenty-six".