25562641 has 8 divisors (see below), whose sum is σ = 27578880. Its totient is φ = 23553552.

The previous prime is 25562623. The next prime is 25562707. The reversal of 25562641 is 14626552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25562641 - 2⁵ = 25562609 is a prime.

It is a super-2 number, since 2×25562641² = 1306897229789762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25560641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7440 + ... + 10318.

It is an arithmetic number, because the mean of its divisors is an integer number (3447360).

Almost surely, 2^25562641 is an apocalyptic number.

It is an amenable number.

25562641 is a deficient number, since it is larger than the sum of its proper divisors (2016239).

25562641 is a wasteful number, since it uses less digits than its factorization.

25562641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3575.

The product of its digits is 14400, while the sum is 31.

The square root of 25562641 is about 5055.9510480225. The cubic root of 25562641 is about 294.5790837064.

The spelling of 25562641 in words is "twenty-five million, five hundred sixty-two thousand, six hundred forty-one".