24992880 has 80 divisors (see below), whose sum is σ = 84530304. Its totient is φ = 6058240.

The previous prime is 24992857. The next prime is 24992897. The reversal of 24992880 is 8829942.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2094 + ... + 7373.

Almost surely, 2^24992880 is an apocalyptic number.

24992880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24992880 is an abundant number, since it is smaller than the sum of its proper divisors (59537424).

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

24992880 is a wasteful number, since it uses less digits than its factorization.

24992880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9494 (or 9488 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 24992880 is about 4999.2879492984. The cubic root of 24992880 is about 292.3740125106.

The spelling of 24992880 in words is "twenty-four million, nine hundred ninety-two thousand, eight hundred eighty".