25797038 has 4 divisors (see below), whose sum is σ = 38695560. Its totient is φ = 12898518.

The previous prime is 25797019. The next prime is 25797043. The reversal of 25797038 is 83079752.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 25796986 and 25797004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6449258 + ... + 6449261.

It is an arithmetic number, because the mean of its divisors is an integer number (9673890).

Almost surely, 2^25797038 is an apocalyptic number.

25797038 is a deficient number, since it is larger than the sum of its proper divisors (12898522).

25797038 is a wasteful number, since it uses less digits than its factorization.

25797038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12898521.

The product of its (nonzero) digits is 105840, while the sum is 41.

The square root of 25797038 is about 5079.0784597208. The cubic root of 25797038 is about 295.4767279827.

The spelling of 25797038 in words is "twenty-five million, seven hundred ninety-seven thousand, thirty-eight".