2152604 has 6 divisors (see below), whose sum is σ = 3767064. Its totient is φ = 1076300.

The previous prime is 2152589. The next prime is 2152607. The reversal of 2152604 is 4062512.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2152607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269072 + ... + 269079.

It is an arithmetic number, because the mean of its divisors is an integer number (627844).

2^2152604 is an apocalyptic number.

It is an amenable number.

2152604 is a deficient number, since it is larger than the sum of its proper divisors (1614460).

2152604 is a wasteful number, since it uses less digits than its factorization.

2152604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538155 (or 538153 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 2152604 is about 1467.1755177892. The cubic root of 2152604 is about 129.1183738068.

It can be divided in two parts, 21 and 52604, that added together give a palindrome (52625).

The spelling of 2152604 in words is "two million, one hundred fifty-two thousand, six hundred four".