7133528 has 32 divisors (see below), whose sum is σ = 13899600. Its totient is φ = 3429888.

The previous prime is 7133527. The next prime is 7133537. The reversal of 7133528 is 8253317.

It is a self number, because there is not a number n which added to its sum of digits gives 7133528.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7133521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30500 + ... + 30732.

Almost surely, 2^7133528 is an apocalyptic number.

It is an amenable number.

7133528 is a deficient number, since it is larger than the sum of its proper divisors (6766072).

7133528 is a wasteful number, since it uses less digits than its factorization.

7133528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371 (or 367 counting only the distinct ones).

The product of its digits is 5040, while the sum is 29.

The square root of 7133528 is about 2670.8665260548. The cubic root of 7133528 is about 192.5017979255.

The spelling of 7133528 in words is "seven million, one hundred thirty-three thousand, five hundred twenty-eight".