84216504 has 32 divisors (see below), whose sum is σ = 222927120. Its totient is φ = 26420736.

The previous prime is 84216499. The next prime is 84216511. The reversal of 84216504 is 40561248.

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, 102799 + ... + 103614.

Almost surely, 2^84216504 is an apocalyptic number.

It is an amenable number.

84216504 is an abundant number, since it is smaller than the sum of its proper divisors (138710616).

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

84216504 is a wasteful number, since it uses less digits than its factorization.

84216504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206439 (or 206435 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 84216504 is about 9176.9550505601. The cubic root of 84216504 is about 438.3278544457.

The spelling of 84216504 in words is "eighty-four million, two hundred sixteen thousand, five hundred four".