25227057 has 4 divisors (see below), whose sum is σ = 33636080. Its totient is φ = 16818036.

The previous prime is 25227053. The next prime is 25227077. The reversal of 25227057 is 75072252.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 25227057 - 2² = 25227053 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25227053) 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, 4204507 + ... + 4204512.

It is an arithmetic number, because the mean of its divisors is an integer number (8409020).

Almost surely, 2^25227057 is an apocalyptic number.

It is an amenable number.

25227057 is a deficient number, since it is larger than the sum of its proper divisors (8409023).

25227057 is an equidigital number, since it uses as much as digits as its factorization.

25227057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8409022.

The product of its (nonzero) digits is 9800, while the sum is 30.

The square root of 25227057 is about 5022.6543779161. The cubic root of 25227057 is about 293.2843322361.

The spelling of 25227057 in words is "twenty-five million, two hundred twenty-seven thousand, fifty-seven".