25725475 has 24 divisors (see below), whose sum is σ = 32944320. Its totient is φ = 19919520.

The previous prime is 25725463. The next prime is 25725493. The reversal of 25725475 is 57452752.

It is not a de Polignac number, because 25725475 - 2¹³ = 25717283 is a prime.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 157744 + ... + 157906.

It is an arithmetic number, because the mean of its divisors is an integer number (1372680).

Almost surely, 2^25725475 is an apocalyptic number.

25725475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

25725475 is a deficient number, since it is larger than the sum of its proper divisors (7218845).

25725475 is a wasteful number, since it uses less digits than its factorization.

25725475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339 (or 334 counting only the distinct ones).

The product of its digits is 98000, while the sum is 37.

The square root of 25725475 is about 5072.0286868274. The cubic root of 25725475 is about 295.2032497629.

The spelling of 25725475 in words is "twenty-five million, seven hundred twenty-five thousand, four hundred seventy-five".