25392025 has 12 divisors (see below), whose sum is σ = 31551552. Its totient is φ = 20271440.

The previous prime is 25391969. The next prime is 25392041. The reversal of 25392025 is 52029352.

It is not a de Polignac number, because 25392025 - 2¹⁷ = 25260953 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25391984 and 25392002.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 17892 + ... + 19258.

It is an arithmetic number, because the mean of its divisors is an integer number (2629296).

Almost surely, 2^25392025 is an apocalyptic number.

25392025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25392025 is a deficient number, since it is larger than the sum of its proper divisors (6159527).

25392025 is a wasteful number, since it uses less digits than its factorization.

25392025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2120 (or 2115 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 25392025 is about 5039.0500096744. The cubic root of 25392025 is about 293.9222379065.

The spelling of 25392025 in words is "twenty-five million, three hundred ninety-two thousand, twenty-five".