2523956 has 12 divisors (see below), whose sum is σ = 4676868. Its totient is φ = 1187712.

The previous prime is 2523953. The next prime is 2523959. The reversal of 2523956 is 6593252.

It is an interprime number because it is at equal distance from previous prime (2523953) and next prime (2523959).

It can be written as a sum of positive squares in 2 ways, for example, as 1731856 + 792100 = 1316^2 + 890^2 .

It is a d-powerful number, because it can be written as 2¹⁴ + 5² + 2²¹ + 3⁹ + 9² + 5⁸ + 6 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2523953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18491 + ... + 18626.

It is an arithmetic number, because the mean of its divisors is an integer number (389739).

2^2523956 is an apocalyptic number.

It is an amenable number.

2523956 is a deficient number, since it is larger than the sum of its proper divisors (2152912).

2523956 is a wasteful number, since it uses less digits than its factorization.

2523956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37138 (or 37136 counting only the distinct ones).

The product of its digits is 16200, while the sum is 32.

The square root of 2523956 is about 1588.6963208870. The cubic root of 2523956 is about 136.1530140533.

The spelling of 2523956 in words is "two million, five hundred twenty-three thousand, nine hundred fifty-six".