25693936 has 20 divisors (see below), whose sum is σ = 52710912. Its totient is φ = 12091136.

The previous prime is 25693933. The next prime is 25693949. The reversal of 25693936 is 63939652.

It is a junction number, because it is equal to n+sod(n) for n = 25693892 and 25693901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25693931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46960 + ... + 47503.

Almost surely, 2^25693936 is an apocalyptic number.

It is an amenable number.

25693936 is an abundant number, since it is smaller than the sum of its proper divisors (27016976).

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

25693936 is a wasteful number, since it uses less digits than its factorization.

25693936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94488 (or 94482 counting only the distinct ones).

The product of its digits is 262440, while the sum is 43.

The square root of 25693936 is about 5068.9186223493. The cubic root of 25693936 is about 295.0825623549.

The spelling of 25693936 in words is "twenty-five million, six hundred ninety-three thousand, nine hundred thirty-six".