8437892164 has 27 divisors (see below), whose sum is σ = 15994083063. Its totient is φ = 3893309472.

The previous prime is 8437892123. The next prime is 8437892179. The reversal of 8437892164 is 4612987348.

The square root of 8437892164 is 91858.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 17994564 + 8419897600 = 4242^2 + 91760^2 .

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2386542 + ... + 2390074.

Almost surely, 2^8437892164 is an apocalyptic number.

8437892164 is the 91858-th square number.

It is an amenable number.

8437892164 is a deficient number, since it is larger than the sum of its proper divisors (7556190899).

8437892164 is an equidigital number, since it uses as much as digits as its factorization.

8437892164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7096 (or 3548 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 52.

The cubic root of 8437892164 is about 2035.8447526055.

It can be divided in two parts, 8437 and 892164, that added together give a square (900601 = 949²).

The spelling of 8437892164 in words is "eight billion, four hundred thirty-seven million, eight hundred ninety-two thousand, one hundred sixty-four".