24993240 has 32 divisors (see below), whose sum is σ = 74980080. Its totient is φ = 6664832.

The previous prime is 24993239. The next prime is 24993253. The reversal of 24993240 is 4239942.

It is a congruent number.

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, 104019 + ... + 104258.

Almost surely, 2^24993240 is an apocalyptic number.

24993240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24993240 is an abundant number, since it is smaller than the sum of its proper divisors (49986840).

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

24993240 is a wasteful number, since it uses less digits than its factorization.

24993240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208291 (or 208287 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 24993240 is about 4999.3239542962. The cubic root of 24993240 is about 292.3754162989.

The spelling of 24993240 in words is "twenty-four million, nine hundred ninety-three thousand, two hundred forty".