2865164 has 6 divisors (see below), whose sum is σ = 5014044. Its totient is φ = 1432580.

The previous prime is 2865157. The next prime is 2865173. The reversal of 2865164 is 4615682.

It is a self number, because there is not a number n which added to its sum of digits gives 2865164.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358142 + ... + 358149.

It is an arithmetic number, because the mean of its divisors is an integer number (835674).

2^2865164 is an apocalyptic number.

It is an amenable number.

2865164 is a deficient number, since it is larger than the sum of its proper divisors (2148880).

2865164 is a wasteful number, since it uses less digits than its factorization.

2865164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716295 (or 716293 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 2865164 is about 1692.6795325755. The cubic root of 2865164 is about 142.0310055947.

The spelling of 2865164 in words is "two million, eight hundred sixty-five thousand, one hundred sixty-four".