25622465 has 16 divisors (see below), whose sum is σ = 33972480. Its totient is φ = 18395520.

The previous prime is 25622449. The next prime is 25622491. The reversal of 25622465 is 56422652.

It is not a de Polignac number, because 25622465 - 2⁴ = 25622449 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1397 + ... + 7293.

It is an arithmetic number, because the mean of its divisors is an integer number (2123280).

Almost surely, 2^25622465 is an apocalyptic number.

It is an amenable number.

25622465 is a deficient number, since it is larger than the sum of its proper divisors (8350015).

25622465 is a wasteful number, since it uses less digits than its factorization.

25622465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5992.

The product of its digits is 28800, while the sum is 32.

The square root of 25622465 is about 5061.8637871835. The cubic root of 25622465 is about 294.8087048605.

The spelling of 25622465 in words is "twenty-five million, six hundred twenty-two thousand, four hundred sixty-five".