25969536 has 48 divisors (see below), whose sum is σ = 74733360. Its totient is φ = 8656128.

The previous prime is 25969487. The next prime is 25969543. The reversal of 25969536 is 63596952.

25969536 is a `hidden beast` number, since 2 + 59 + 69 + 536 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 25969491 and 25969500.

It is a congruent 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, 10120 + ... + 12423.

It is an arithmetic number, because the mean of its divisors is an integer number (1556945).

Almost surely, 2^25969536 is an apocalyptic number.

It is an amenable number.

25969536 is an abundant number, since it is smaller than the sum of its proper divisors (48763824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25969536 is a wasteful number, since it uses less digits than its factorization.

25969536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22563 (or 22548 counting only the distinct ones).

The product of its digits is 437400, while the sum is 45.

The square root of 25969536 is about 5096.0313970775. The cubic root of 25969536 is about 296.1338571595.

The spelling of 25969536 in words is "twenty-five million, nine hundred sixty-nine thousand, five hundred thirty-six".