84012612 has 12 divisors (see below), whose sum is σ = 196029456. Its totient is φ = 28004200.

The previous prime is 84012611. The next prime is 84012613. The reversal of 84012612 is 21621048.

It is an interprime number because it is at equal distance from previous prime (84012611) and next prime (84012613).

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (84012611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3500514 + ... + 3500537.

It is an arithmetic number, because the mean of its divisors is an integer number (16335788).

Almost surely, 2^84012612 is an apocalyptic number.

It is an amenable number.

84012612 is an abundant number, since it is smaller than the sum of its proper divisors (112016844).

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

84012612 is a wasteful number, since it uses less digits than its factorization.

84012612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7001058 (or 7001056 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 84012612 is about 9165.8394050954. The cubic root of 84012612 is about 437.9738313425.

The spelling of 84012612 in words is "eighty-four million, twelve thousand, six hundred twelve".