84679612 has 24 divisors (see below), whose sum is σ = 150454080. Its totient is φ = 41697600.

The previous prime is 84679597. The next prime is 84679613. The reversal of 84679612 is 21697648.

84679612 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

84679612 is strictly pandigital in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84679613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96118 + ... + 96994.

It is an arithmetic number, because the mean of its divisors is an integer number (6268920).

Almost surely, 2^84679612 is an apocalyptic number.

It is an amenable number.

84679612 is a deficient number, since it is larger than the sum of its proper divisors (65774468).

84679612 is a wasteful number, since it uses less digits than its factorization.

84679612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1221 (or 1219 counting only the distinct ones).

The product of its digits is 145152, while the sum is 43.

The square root of 84679612 is about 9202.1525742622. The cubic root of 84679612 is about 439.1298436497.

The spelling of 84679612 in words is "eighty-four million, six hundred seventy-nine thousand, six hundred twelve".