8139164 has 24 divisors (see below), whose sum is σ = 15685488. Its totient is φ = 3664640.

The previous prime is 8139151. The next prime is 8139203. The reversal of 8139164 is 4619318.

It is a happy number.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 8139164.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4154 + ... + 5790.

It is an arithmetic number, because the mean of its divisors is an integer number (653562).

Almost surely, 2^8139164 is an apocalyptic number.

It is an amenable number.

8139164 is a deficient number, since it is larger than the sum of its proper divisors (7546324).

8139164 is a wasteful number, since it uses less digits than its factorization.

8139164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1765 (or 1763 counting only the distinct ones).

The product of its digits is 5184, while the sum is 32.

The square root of 8139164 is about 2852.9220108513. The cubic root of 8139164 is about 201.1530397223.

The spelling of 8139164 in words is "eight million, one hundred thirty-nine thousand, one hundred sixty-four".