84028864 has 14 divisors (see below), whose sum is σ = 166744904. Its totient is φ = 42014400.

The previous prime is 84028843. The next prime is 84028871. The reversal of 84028864 is 46882048.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656412 + ... + 656539.

Almost surely, 2^84028864 is an apocalyptic number.

It is an amenable number.

84028864 is a deficient number, since it is larger than the sum of its proper divisors (82716040).

84028864 is a wasteful number, since it uses less digits than its factorization.

84028864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312963 (or 1312953 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 40.

The square root of 84028864 is about 9166.7259149600. The cubic root of 84028864 is about 438.0020711174.

The spelling of 84028864 in words is "eighty-four million, twenty-eight thousand, eight hundred sixty-four".