28234924 has 24 divisors (see below), whose sum is σ = 51497600. Its totient is φ = 13530240.

The previous prime is 28234919. The next prime is 28234949. The reversal of 28234924 is 42943282.

It is a self number, because there is not a number n which added to its sum of digits gives 28234924.

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, 12472 + ... + 14560.

Almost surely, 2^28234924 is an apocalyptic number.

It is an amenable number.

28234924 is a deficient number, since it is larger than the sum of its proper divisors (23262676).

28234924 is a wasteful number, since it uses less digits than its factorization.

28234924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2233 (or 2231 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

The square root of 28234924 is about 5313.6544863211. The cubic root of 28234924 is about 304.5057802709.

The spelling of 28234924 in words is "twenty-eight million, two hundred thirty-four thousand, nine hundred twenty-four".