25532275 has 6 divisors (see below), whose sum is σ = 31660052. Its totient is φ = 20425800.

The previous prime is 25532161. The next prime is 25532281. The reversal of 25532275 is 57223552.

It is a de Polignac number, because none of the positive numbers 2^k-25532275 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 510621 + ... + 510670.

Almost surely, 2^25532275 is an apocalyptic number.

25532275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

25532275 is a deficient number, since it is larger than the sum of its proper divisors (6127777).

25532275 is a wasteful number, since it uses less digits than its factorization.

25532275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021301 (or 1021296 counting only the distinct ones).

The product of its digits is 21000, while the sum is 31.

The square root of 25532275 is about 5052.9471598266. The cubic root of 25532275 is about 294.4623934577.

The spelling of 25532275 in words is "twenty-five million, five hundred thirty-two thousand, two hundred seventy-five".