2167604 has 6 divisors (see below), whose sum is σ = 3793314. Its totient is φ = 1083800.

The previous prime is 2167579. The next prime is 2167609. The reversal of 2167604 is 4067612.

It can be written as a sum of positive squares in only one way, i.e., 1106704 + 1060900 = 1052^2 + 1030^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2167609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270947 + ... + 270954.

It is an arithmetic number, because the mean of its divisors is an integer number (632219).

2^2167604 is an apocalyptic number.

It is an amenable number.

2167604 is a deficient number, since it is larger than the sum of its proper divisors (1625710).

2167604 is a wasteful number, since it uses less digits than its factorization.

2167604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541905 (or 541903 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 2167604 is about 1472.2785062616. The cubic root of 2167604 is about 129.4175919107.

The spelling of 2167604 in words is "two million, one hundred sixty-seven thousand, six hundred four".