25945953 has 8 divisors (see below), whose sum is σ = 37739616. Its totient is φ = 15724800.

The previous prime is 25945943. The next prime is 25945957. The reversal of 25945953 is 35954952.

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

It is not a de Polignac number, because 25945953 - 2⁴ = 25945937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25945957) 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, 393088 + ... + 393153.

It is an arithmetic number, because the mean of its divisors is an integer number (4717452).

Almost surely, 2^25945953 is an apocalyptic number.

It is an amenable number.

25945953 is a deficient number, since it is larger than the sum of its proper divisors (11793663).

25945953 is a wasteful number, since it uses less digits than its factorization.

25945953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786255.

The product of its digits is 243000, while the sum is 42.

The square root of 25945953 is about 5093.7170121631. The cubic root of 25945953 is about 296.0441900485.

The spelling of 25945953 in words is "twenty-five million, nine hundred forty-five thousand, nine hundred fifty-three".