25969652 has 12 divisors (see below), whose sum is σ = 46192356. Its totient is φ = 12771840.

The previous prime is 25969631. The next prime is 25969663. The reversal of 25969652 is 25696952.

It can be written as a sum of positive squares in 2 ways, for example, as 8042896 + 17926756 = 2836^2 + 4234^2 .

It is a super-2 number, since 2×25969652² = 1348845650002208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52973 + ... + 53460.

It is an arithmetic number, because the mean of its divisors is an integer number (3849363).

Almost surely, 2^25969652 is an apocalyptic number.

It is an amenable number.

25969652 is a deficient number, since it is larger than the sum of its proper divisors (20222704).

25969652 is a wasteful number, since it uses less digits than its factorization.

25969652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106498 (or 106496 counting only the distinct ones).

The product of its digits is 291600, while the sum is 44.

The square root of 25969652 is about 5096.0427784704. The cubic root of 25969652 is about 296.1342980796.

The spelling of 25969652 in words is "twenty-five million, nine hundred sixty-nine thousand, six hundred fifty-two".