25880264 has 8 divisors (see below), whose sum is σ = 48525510. Its totient is φ = 12940128.

The previous prime is 25880263. The next prime is 25880269. The reversal of 25880264 is 46208852.

It can be written as a sum of positive squares in only one way, i.e., 23600164 + 2280100 = 4858^2 + 1510^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (25880263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1617509 + ... + 1617524.

Almost surely, 2^25880264 is an apocalyptic number.

It is an amenable number.

25880264 is a deficient number, since it is larger than the sum of its proper divisors (22645246).

25880264 is a wasteful number, since it uses less digits than its factorization.

25880264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3235039 (or 3235035 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 35.

The square root of 25880264 is about 5087.2648840020. The cubic root of 25880264 is about 295.7941410135.

The spelling of 25880264 in words is "twenty-five million, eight hundred eighty thousand, two hundred sixty-four".