25265436 has 24 divisors (see below), whose sum is σ = 67374720. Its totient is φ = 7218672.

The previous prime is 25265411. The next prime is 25265441. The reversal of 25265436 is 63456252.

It is a junction number, because it is equal to n+sod(n) for n = 25265397 and 25265406.

It is a congruent number.

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, 150306 + ... + 150473.

It is an arithmetic number, because the mean of its divisors is an integer number (2807280).

Almost surely, 2^25265436 is an apocalyptic number.

It is an amenable number.

25265436 is an abundant number, since it is smaller than the sum of its proper divisors (42109284).

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

25265436 is a wasteful number, since it uses less digits than its factorization.

25265436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300793 (or 300791 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 25265436 is about 5026.4735152988. The cubic root of 25265436 is about 293.4329855405.

The spelling of 25265436 in words is "twenty-five million, two hundred sixty-five thousand, four hundred thirty-six".