25920236 has 24 divisors (see below), whose sum is σ = 46421424. Its totient is φ = 12660800.

The previous prime is 25920221. The next prime is 25920269. The reversal of 25920236 is 63202952.

It is a junction number, because it is equal to n+sod(n) for n = 25920199 and 25920208.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33146 + ... + 33918.

It is an arithmetic number, because the mean of its divisors is an integer number (1934226).

Almost surely, 2^25920236 is an apocalyptic number.

It is an amenable number.

25920236 is a deficient number, since it is larger than the sum of its proper divisors (20501188).

25920236 is a wasteful number, since it uses less digits than its factorization.

25920236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961 (or 959 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 25920236 is about 5091.1920018793. The cubic root of 25920236 is about 295.9463471053.

The spelling of 25920236 in words is "twenty-five million, nine hundred twenty thousand, two hundred thirty-six".