25225577 has 8 divisors (see below), whose sum is σ = 27229440. Its totient is φ = 23230800.

The previous prime is 25225573. The next prime is 25225583. The reversal of 25225577 is 77552252.

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

It is a cyclic number.

It is not a de Polignac number, because 25225577 - 2² = 25225573 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25225573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4202 + ... + 8252.

It is an arithmetic number, because the mean of its divisors is an integer number (3403680).

Almost surely, 2^25225577 is an apocalyptic number.

It is an amenable number.

25225577 is a deficient number, since it is larger than the sum of its proper divisors (2003863).

25225577 is a wasteful number, since it uses less digits than its factorization.

25225577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4543.

The product of its digits is 49000, while the sum is 35.

The square root of 25225577 is about 5022.5070433002. The cubic root of 25225577 is about 293.2785967369.

The spelling of 25225577 in words is "twenty-five million, two hundred twenty-five thousand, five hundred seventy-seven".