84901072 has 10 divisors (see below), whose sum is σ = 164495858. Its totient is φ = 42450528.

The previous prime is 84901057. The next prime is 84901087. The reversal of 84901072 is 27010948.

It is an interprime number because it is at equal distance from previous prime (84901057) and next prime (84901087).

It can be written as a sum of positive squares in only one way, i.e., 47004736 + 37896336 = 6856^2 + 6156^2 .

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, 2653143 + ... + 2653174.

Almost surely, 2^84901072 is an apocalyptic number.

It is an amenable number.

84901072 is a deficient number, since it is larger than the sum of its proper divisors (79594786).

84901072 is a wasteful number, since it uses less digits than its factorization.

84901072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5306325 (or 5306319 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 84901072 is about 9214.1777712393. The cubic root of 84901072 is about 439.5123246971.

The spelling of 84901072 in words is "eighty-four million, nine hundred one thousand, seventy-two".