2501956 has 6 divisors (see below), whose sum is σ = 4378430. Its totient is φ = 1250976.

The previous prime is 2501953. The next prime is 2501957. The reversal of 2501956 is 6591052.

It can be written as a sum of positive squares in only one way, i.e., 2160900 + 341056 = 1470^2 + 584^2 .

It is not an unprimeable number, because it can be changed into a prime (2501953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312741 + ... + 312748.

2^2501956 is an apocalyptic number.

It is an amenable number.

2501956 is a deficient number, since it is larger than the sum of its proper divisors (1876474).

2501956 is a wasteful number, since it uses less digits than its factorization.

2501956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625493 (or 625491 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 2501956 is about 1581.7572506551. The cubic root of 2501956 is about 135.7562676082.

The spelling of 2501956 in words is "two million, five hundred one thousand, nine hundred fifty-six".