84312076 has 12 divisors (see below), whose sum is σ = 148452472. Its totient is φ = 41897088.

The previous prime is 84312071. The next prime is 84312079. The reversal of 84312076 is 67021348.

It is a hoax number, since the sum of its digits (31) 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 (84312071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64005 + ... + 65308.

Almost surely, 2^84312076 is an apocalyptic number.

It is an amenable number.

84312076 is a deficient number, since it is larger than the sum of its proper divisors (64140396).

84312076 is a wasteful number, since it uses less digits than its factorization.

84312076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129480 (or 129478 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 84312076 is about 9182.1607478850. The cubic root of 84312076 is about 438.4936019769.

The spelling of 84312076 in words is "eighty-four million, three hundred twelve thousand, seventy-six".