2525751 has 6 divisors (see below), whose sum is σ = 3648320. Its totient is φ = 1683828.

The previous prime is 2525749. The next prime is 2525753. The reversal of 2525751 is 1575252.

It is a happy number.

2525751 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2525749) and next prime (2525753).

It is not a de Polignac number, because 2525751 - 2¹ = 2525749 is a prime.

It is a super-2 number, since 2×2525751² = 12758836228002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 140311 + ... + 140328.

2^2525751 is an apocalyptic number.

2525751 is a deficient number, since it is larger than the sum of its proper divisors (1122569).

2525751 is a wasteful number, since it uses less digits than its factorization.

2525751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280645 (or 280642 counting only the distinct ones).

The product of its digits is 3500, while the sum is 27.

The square root of 2525751 is about 1589.2611490878. The cubic root of 2525751 is about 136.1852830715.

The spelling of 2525751 in words is "two million, five hundred twenty-five thousand, seven hundred fifty-one".