2521364 has 18 divisors (see below), whose sum is σ = 4513194. Its totient is φ = 1232400.

The previous prime is 2521361. The next prime is 2521367. The reversal of 2521364 is 4631252.

It is an interprime number because it is at equal distance from previous prime (2521361) and next prime (2521367).

It can be written as a sum of positive squares in only one way, i.e., 2496400 + 24964 = 1580^2 + 158^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2521361) 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, 24914 + ... + 25014.

It is an arithmetic number, because the mean of its divisors is an integer number (250733).

2^2521364 is an apocalyptic number.

It is an amenable number.

2521364 is a deficient number, since it is larger than the sum of its proper divisors (1991830).

2521364 is a wasteful number, since it uses less digits than its factorization.

2521364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263 (or 182 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 2521364 is about 1587.8803481371. The cubic root of 2521364 is about 136.1063902230.

The spelling of 2521364 in words is "two million, five hundred twenty-one thousand, three hundred sixty-four".