25426964 has 6 divisors (see below), whose sum is σ = 44497194. Its totient is φ = 12713480.

The previous prime is 25426963. The next prime is 25426979. The reversal of 25426964 is 46962452.

It can be written as a sum of positive squares in only one way, i.e., 14002564 + 11424400 = 3742^2 + 3380^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25426963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3178367 + ... + 3178374.

It is an arithmetic number, because the mean of its divisors is an integer number (7416199).

Almost surely, 2^25426964 is an apocalyptic number.

It is an amenable number.

25426964 is a deficient number, since it is larger than the sum of its proper divisors (19070230).

25426964 is a wasteful number, since it uses less digits than its factorization.

25426964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6356745 (or 6356743 counting only the distinct ones).

The product of its digits is 103680, while the sum is 38.

The square root of 25426964 is about 5042.5156420184. The cubic root of 25426964 is about 294.0569868092.

The spelling of 25426964 in words is "twenty-five million, four hundred twenty-six thousand, nine hundred sixty-four".