84569216 has 32 divisors (see below), whose sum is σ = 168912000. Its totient is φ = 42175744.

The previous prime is 84569201. The next prime is 84569231. The reversal of 84569216 is 61296548.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (84569201) and next prime (84569231).

It is a tau number, because it is divible by the number of its divisors (32).

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, 76121 + ... + 77223.

It is an arithmetic number, because the mean of its divisors is an integer number (5278500).

Almost surely, 2^84569216 is an apocalyptic number.

It is an amenable number.

84569216 is a deficient number, since it is larger than the sum of its proper divisors (84342784).

84569216 is a wasteful number, since it uses less digits than its factorization.

84569216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1716 (or 1704 counting only the distinct ones).

The product of its digits is 103680, while the sum is 41.

The square root of 84569216 is about 9196.1522388442. The cubic root of 84569216 is about 438.9389308699.

It can be divided in two parts, 845 and 69216, that multiplied together give a triangular number (58487520 = T₁₀₈₁₅).

The spelling of 84569216 in words is "eighty-four million, five hundred sixty-nine thousand, two hundred sixteen".