25294965 has 16 divisors (see below), whose sum is σ = 41414208. Its totient is φ = 13176576.

The previous prime is 25294903. The next prime is 25294987. The reversal of 25294965 is 56949252.

It is not a de Polignac number, because 25294965 - 2⁶ = 25294901 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18964 + ... + 20253.

It is an arithmetic number, because the mean of its divisors is an integer number (2588388).

Almost surely, 2^25294965 is an apocalyptic number.

It is an amenable number.

25294965 is a deficient number, since it is larger than the sum of its proper divisors (16119243).

25294965 is a wasteful number, since it uses less digits than its factorization.

25294965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39268.

The product of its digits is 194400, while the sum is 42.

The square root of 25294965 is about 5029.4100051597. The cubic root of 25294965 is about 293.5472577180.

The spelling of 25294965 in words is "twenty-five million, two hundred ninety-four thousand, nine hundred sixty-five".