84576812 has 6 divisors (see below), whose sum is σ = 148009428. Its totient is φ = 42288404.

The previous prime is 84576797. The next prime is 84576827. The reversal of 84576812 is 21867548.

It is an interprime number because it is at equal distance from previous prime (84576797) and next prime (84576827).

It is a self number, because there is not a number n which added to its sum of digits gives 84576812.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10572098 + ... + 10572105.

It is an arithmetic number, because the mean of its divisors is an integer number (24668238).

Almost surely, 2^84576812 is an apocalyptic number.

It is an amenable number.

84576812 is a deficient number, since it is larger than the sum of its proper divisors (63432616).

84576812 is a wasteful number, since it uses less digits than its factorization.

84576812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21144207 (or 21144205 counting only the distinct ones).

The product of its digits is 107520, while the sum is 41.

The square root of 84576812 is about 9196.5652283883. The cubic root of 84576812 is about 438.9520722960.

The spelling of 84576812 in words is "eighty-four million, five hundred seventy-six thousand, eight hundred twelve".