84064023 has 6 divisors (see below), whose sum is σ = 121425824. Its totient is φ = 56042676.

The previous prime is 84064007. The next prime is 84064027. The reversal of 84064023 is 32046048.

It is not a de Polignac number, because 84064023 - 2⁴ = 84064007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84064027) 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 5 ways as a sum of consecutive naturals, for example, 4670215 + ... + 4670232.

Almost surely, 2^84064023 is an apocalyptic number.

84064023 is a deficient number, since it is larger than the sum of its proper divisors (37361801).

84064023 is a wasteful number, since it uses less digits than its factorization.

84064023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9340453 (or 9340450 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 84064023 is about 9168.6434656387. The cubic root of 84064023 is about 438.0631515873.

The spelling of 84064023 in words is "eighty-four million, sixty-four thousand, twenty-three".