84740672 has 28 divisors (see below), whose sum is σ = 168699180. Its totient is φ = 42233856.

The previous prime is 84740657. The next prime is 84740687. The reversal of 84740672 is 27604748.

It is an interprime number because it is at equal distance from previous prime (84740657) and next prime (84740687).

It can be written as a sum of positive squares in 2 ways, for example, as 17106496 + 67634176 = 4136^2 + 8224^2 .

It is a super-3 number, since 3×84740672³ (a number of 25 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a pancake number, because a pancake can be divided into 84740672 parts by 13018 straight cuts.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19604 + ... + 23532.

Almost surely, 2^84740672 is an apocalyptic number.

It is an amenable number.

84740672 is a deficient number, since it is larger than the sum of its proper divisors (83958508).

84740672 is a wasteful number, since it uses less digits than its factorization.

84740672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4278 (or 4268 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 38.

The square root of 84740672 is about 9205.4696784032. The cubic root of 84740672 is about 439.2353662009.

The spelling of 84740672 in words is "eighty-four million, seven hundred forty thousand, six hundred seventy-two".