7158164 has 18 divisors (see below), whose sum is σ = 13565790. Its totient is φ = 3303456.

The previous prime is 7158163. The next prime is 7158197. The reversal of 7158164 is 4618517.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 293764 + 6864400 = 542^2 + 2620^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 7158164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7158163) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4619 + ... + 5970.

It is an arithmetic number, because the mean of its divisors is an integer number (753655).

Almost surely, 2^7158164 is an apocalyptic number.

It is an amenable number.

7158164 is a deficient number, since it is larger than the sum of its proper divisors (6407626).

7158164 is a wasteful number, since it uses less digits than its factorization.

7158164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10619 (or 10604 counting only the distinct ones).

The product of its digits is 6720, while the sum is 32.

The square root of 7158164 is about 2675.4745373485. The cubic root of 7158164 is about 192.7231482067.

The spelling of 7158164 in words is "seven million, one hundred fifty-eight thousand, one hundred sixty-four".