25955361 has 6 divisors (see below), whose sum is σ = 37491090. Its totient is φ = 17303568.

The previous prime is 25955351. The next prime is 25955381. The reversal of 25955361 is 16355952.

25955361 is a `hidden beast` number, since 2 + 595 + 5 + 3 + 61 = 666.

It can be written as a sum of positive squares in only one way, i.e., 22268961 + 3686400 = 4719^2 + 1920^2 .

It is not a de Polignac number, because 25955361 - 2⁶ = 25955297 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25955351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1441956 + ... + 1441973.

It is an arithmetic number, because the mean of its divisors is an integer number (6248515).

Almost surely, 2^25955361 is an apocalyptic number.

It is an amenable number.

25955361 is a deficient number, since it is larger than the sum of its proper divisors (11535729).

25955361 is a wasteful number, since it uses less digits than its factorization.

25955361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2883935 (or 2883932 counting only the distinct ones).

The product of its digits is 40500, while the sum is 36.

The square root of 25955361 is about 5094.6404191071. The cubic root of 25955361 is about 296.0799675892.

The spelling of 25955361 in words is "twenty-five million, nine hundred fifty-five thousand, three hundred sixty-one".