84356004 has 48 divisors (see below), whose sum is σ = 203130368. Its totient is φ = 27226368.

The previous prime is 84356003. The next prime is 84356021. The reversal of 84356004 is 40065348.

It is not an unprimeable number, because it can be changed into a prime (84356003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138669 + ... + 139275.

Almost surely, 2^84356004 is an apocalyptic number.

It is an amenable number.

84356004 is an abundant number, since it is smaller than the sum of its proper divisors (118774364).

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

84356004 is a wasteful number, since it uses less digits than its factorization.

84356004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964 (or 962 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 84356004 is about 9184.5524659615. The cubic root of 84356004 is about 438.5697429187.

The spelling of 84356004 in words is "eighty-four million, three hundred fifty-six thousand, four".