5138624 has 28 divisors (see below), whose sum is σ = 10799064. Its totient is φ = 2417664.

The previous prime is 5138611. The next prime is 5138633. The reversal of 5138624 is 4268315.

It is a super-2 number, since 2×5138624² = 52810913226752, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1274 + ... + 3449.

Almost surely, 2^5138624 is an apocalyptic number.

It is an amenable number.

5138624 is an abundant number, since it is smaller than the sum of its proper divisors (5660440).

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

5138624 is a wasteful number, since it uses less digits than its factorization.

5138624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4752 (or 4742 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 5138624 is about 2266.8533256477. The cubic root of 5138624 is about 172.5635024899.

The spelling of 5138624 in words is "five million, one hundred thirty-eight thousand, six hundred twenty-four".