2622164 has 6 divisors (see below), whose sum is σ = 4588794. Its totient is φ = 1311080.

The previous prime is 2622157. The next prime is 2622167. The reversal of 2622164 is 4612262.

It can be written as a sum of positive squares in only one way, i.e., 2274064 + 348100 = 1508^2 + 590^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2622167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327767 + ... + 327774.

It is an arithmetic number, because the mean of its divisors is an integer number (764799).

2^2622164 is an apocalyptic number.

It is an amenable number.

2622164 is a deficient number, since it is larger than the sum of its proper divisors (1966630).

2622164 is a wasteful number, since it uses less digits than its factorization.

2622164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655545 (or 655543 counting only the distinct ones).

The product of its digits is 1152, while the sum is 23.

The square root of 2622164 is about 1619.3097294835. The cubic root of 2622164 is about 137.8965127657.

The spelling of 2622164 in words is "two million, six hundred twenty-two thousand, one hundred sixty-four".