25413251 has 8 divisors (see below), whose sum is σ = 26373600. Its totient is φ = 24458560.

The previous prime is 25413221. The next prime is 25413253. The reversal of 25413251 is 15231452.

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 25413251 - 2¹⁰ = 25412227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25413253) 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, 9191 + ... + 11631.

It is an arithmetic number, because the mean of its divisors is an integer number (3296700).

Almost surely, 2^25413251 is an apocalyptic number.

25413251 is a deficient number, since it is larger than the sum of its proper divisors (960349).

25413251 is a wasteful number, since it uses less digits than its factorization.

25413251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2829.

The product of its digits is 1200, while the sum is 23.

The square root of 25413251 is about 5041.1557206656. The cubic root of 25413251 is about 294.0041147403.

The spelling of 25413251 in words is "twenty-five million, four hundred thirteen thousand, two hundred fifty-one".