25964470 has 32 divisors (see below), whose sum is σ = 55738368. Its totient is φ = 8514528.

The previous prime is 25964459. The next prime is 25964473. The reversal of 25964470 is 7446952.

25964470 = 417² + 418² + ... + 531².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25964473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6454 + ... + 9673.

It is an arithmetic number, because the mean of its divisors is an integer number (1741824).

Almost surely, 2^25964470 is an apocalyptic number.

25964470 is an abundant number, since it is smaller than the sum of its proper divisors (29773898).

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

25964470 is a wasteful number, since it uses less digits than its factorization.

25964470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16164.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 25964470 is about 5095.5343193820. The cubic root of 25964470 is about 296.1145998306.

The spelling of 25964470 in words is "twenty-five million, nine hundred sixty-four thousand, four hundred seventy".