25534975 has 12 divisors (see below), whose sum is σ = 31788640. Its totient is φ = 20347200.

The previous prime is 25534967. The next prime is 25534987. The reversal of 25534975 is 57943552.

It is not a de Polignac number, because 25534975 - 2³ = 25534967 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4891 + ... + 8659.

Almost surely, 2^25534975 is an apocalyptic number.

25534975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

25534975 is a deficient number, since it is larger than the sum of its proper divisors (6253665).

25534975 is a wasteful number, since it uses less digits than its factorization.

25534975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4050 (or 4045 counting only the distinct ones).

The product of its digits is 189000, while the sum is 40.

The square root of 25534975 is about 5053.2143235766. The cubic root of 25534975 is about 294.4727727448.

The spelling of 25534975 in words is "twenty-five million, five hundred thirty-four thousand, nine hundred seventy-five".