2529975 has 48 divisors (see below), whose sum is σ = 4920320. Its totient is φ = 1123200.

The previous prime is 2529971. The next prime is 2529997. The reversal of 2529975 is 5799252.

It is not a de Polignac number, because 2529975 - 2² = 2529971 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2529971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31986 + ... + 32064.

2^2529975 is an apocalyptic number.

2529975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2529975 is a deficient number, since it is larger than the sum of its proper divisors (2390345).

2529975 is a wasteful number, since it uses less digits than its factorization.

2529975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160 (or 155 counting only the distinct ones).

The product of its digits is 56700, while the sum is 39.

The square root of 2529975 is about 1590.5895133566. The cubic root of 2529975 is about 136.2611583601.

Adding to 2529975 its product of digits (56700), we get a triangular number (2586675 = T₂₂₇₄).

The spelling of 2529975 in words is "two million, five hundred twenty-nine thousand, nine hundred seventy-five".