25262939 has 8 divisors (see below), whose sum is σ = 27269760. Its totient is φ = 23265216.

The previous prime is 25262911. The next prime is 25262977. The reversal of 25262939 is 93926252.

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

It is not a de Polignac number, because 25262939 - 2¹² = 25258843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25262999) 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, 4199 + ... + 8255.

It is an arithmetic number, because the mean of its divisors is an integer number (3408720).

Almost surely, 2^25262939 is an apocalyptic number.

25262939 is a deficient number, since it is larger than the sum of its proper divisors (2006821).

25262939 is a wasteful number, since it uses less digits than its factorization.

25262939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4549.

The product of its digits is 58320, while the sum is 38.

The square root of 25262939 is about 5026.2251242856. The cubic root of 25262939 is about 293.4233184957.

The spelling of 25262939 in words is "twenty-five million, two hundred sixty-two thousand, nine hundred thirty-nine".