84555916 has 12 divisors (see below), whose sum is σ = 148181488. Its totient is φ = 42218352.

The previous prime is 84555907. The next prime is 84555917. The reversal of 84555916 is 61955548.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (84555917) 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, 11631 + ... + 17446.

Almost surely, 2^84555916 is an apocalyptic number.

84555916 is the 5816-th heptagonal number.

It is an amenable number.

84555916 is a deficient number, since it is larger than the sum of its proper divisors (63625572).

84555916 is a wasteful number, since it uses less digits than its factorization.

84555916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29808 (or 29806 counting only the distinct ones).

The product of its digits is 216000, while the sum is 43.

The square root of 84555916 is about 9195.4290818863. The cubic root of 84555916 is about 438.9159193687.

The spelling of 84555916 in words is "eighty-four million, five hundred fifty-five thousand, nine hundred sixteen".