2626164 has 18 divisors (see below), whose sum is σ = 6638450. Its totient is φ = 875376.

The previous prime is 2626121. The next prime is 2626171. The reversal of 2626164 is 4616262.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2624400 + 1764 = 1620^2 + 42^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36439 + ... + 36510.

2^2626164 is an apocalyptic number.

It is an amenable number.

2626164 is an abundant number, since it is smaller than the sum of its proper divisors (4012286).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2626164 is a wasteful number, since it uses less digits than its factorization.

2626164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72959 (or 72954 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 2626164 is about 1620.5443529876. The cubic root of 2626164 is about 137.9665955694.

The spelling of 2626164 in words is "two million, six hundred twenty-six thousand, one hundred sixty-four".