25534395 has 24 divisors (see below), whose sum is σ = 45205056. Its totient is φ = 13327488.

The previous prime is 25534381. The next prime is 25534427. The reversal of 25534395 is 59343552.

It is not a de Polignac number, because 25534395 - 2⁵ = 25534363 is a prime.

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, 3922 + ... + 8151.

It is an arithmetic number, because the mean of its divisors is an integer number (1883544).

Almost surely, 2^25534395 is an apocalyptic number.

25534395 is a deficient number, since it is larger than the sum of its proper divisors (19670661).

25534395 is a wasteful number, since it uses less digits than its factorization.

25534395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12131 (or 12128 counting only the distinct ones).

The product of its digits is 81000, while the sum is 36.

The square root of 25534395 is about 5053.1569340364. The cubic root of 25534395 is about 294.4705431819.

The spelling of 25534395 in words is "twenty-five million, five hundred thirty-four thousand, three hundred ninety-five".