7138552 has 16 divisors (see below), whose sum is σ = 13451400. Its totient is φ = 3551520.

The previous prime is 7138541. The next prime is 7138561. The reversal of 7138552 is 2558317.

It is a congruent number.

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, 427 + ... + 3802.

Almost surely, 2^7138552 is an apocalyptic number.

It is an amenable number.

7138552 is a deficient number, since it is larger than the sum of its proper divisors (6312848).

7138552 is a wasteful number, since it uses less digits than its factorization.

7138552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4446 (or 4442 counting only the distinct ones).

The product of its digits is 8400, while the sum is 31.

The square root of 7138552 is about 2671.8068792486. The cubic root of 7138552 is about 192.5469790327.

The spelling of 7138552 in words is "seven million, one hundred thirty-eight thousand, five hundred fifty-two".