25125767 has 4 divisors (see below), whose sum is σ = 25175640. Its totient is φ = 25075896.

The previous prime is 25125757. The next prime is 25125781. The reversal of 25125767 is 76752152.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25125767 - 2⁶ = 25125703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25125707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24173 + ... + 25190.

It is an arithmetic number, because the mean of its divisors is an integer number (6293910).

Almost surely, 2^25125767 is an apocalyptic number.

25125767 is a deficient number, since it is larger than the sum of its proper divisors (49873).

25125767 is an equidigital number, since it uses as much as digits as its factorization.

25125767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49872.

The product of its digits is 29400, while the sum is 35.

The square root of 25125767 is about 5012.5609223230. The cubic root of 25125767 is about 292.8912804714.

The spelling of 25125767 in words is "twenty-five million, one hundred twenty-five thousand, seven hundred sixty-seven".