28446924 has 24 divisors (see below), whose sum is σ = 72410688. Its totient is φ = 8620240.

The previous prime is 28446911. The next prime is 28446937. The reversal of 28446924 is 42964482.

It is an interprime number because it is at equal distance from previous prime (28446911) and next prime (28446937).

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, 107622 + ... + 107885.

It is an arithmetic number, because the mean of its divisors is an integer number (3017112).

Almost surely, 2^28446924 is an apocalyptic number.

It is an amenable number.

28446924 is an abundant number, since it is smaller than the sum of its proper divisors (43963764).

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

28446924 is a wasteful number, since it uses less digits than its factorization.

28446924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215525 (or 215523 counting only the distinct ones).

The product of its digits is 110592, while the sum is 39.

The square root of 28446924 is about 5333.5657866009. The cubic root of 28446924 is about 305.2660010353.

The spelling of 28446924 in words is "twenty-eight million, four hundred forty-six thousand, nine hundred twenty-four".