83612004 has 24 divisors (see below), whose sum is σ = 222965568. Its totient is φ = 23889120.

The previous prime is 83611993. The next prime is 83612033. The reversal of 83612004 is 40021638.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 497607 + ... + 497774.

It is an arithmetic number, because the mean of its divisors is an integer number (9290232).

Almost surely, 2^83612004 is an apocalyptic number.

83612004 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

83612004 is an abundant number, since it is smaller than the sum of its proper divisors (139353564).

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

83612004 is a wasteful number, since it uses less digits than its factorization.

83612004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 995395 (or 995393 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 83612004 is about 9143.9599736657. The cubic root of 83612004 is about 437.2765731557.

The spelling of 83612004 in words is "eighty-three million, six hundred twelve thousand, four".