84974528 has 28 divisors (see below), whose sum is σ = 168981120. Its totient is φ = 42396672.

The previous prime is 84974521. The next prime is 84974567. The reversal of 84974528 is 82547948.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84974521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36833 + ... + 39071.

It is an arithmetic number, because the mean of its divisors is an integer number (6035040).

Almost surely, 2^84974528 is an apocalyptic number.

It is an amenable number.

84974528 is a deficient number, since it is larger than the sum of its proper divisors (84006592).

84974528 is a wasteful number, since it uses less digits than its factorization.

84974528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2844 (or 2834 counting only the distinct ones).

The product of its digits is 645120, while the sum is 47.

The square root of 84974528 is about 9218.1629406298. The cubic root of 84974528 is about 439.6390428101.

The spelling of 84974528 in words is "eighty-four million, nine hundred seventy-four thousand, five hundred twenty-eight".