25573413 has 8 divisors (see below), whose sum is σ = 34178368. Its totient is φ = 17008704.

The previous prime is 25573399. The next prime is 25573421. The reversal of 25573413 is 31437552.

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

It is not a de Polignac number, because 25573413 - 2⁴ = 25573397 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 (25573313) 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, 8545 + ... + 11142.

It is an arithmetic number, because the mean of its divisors is an integer number (4272296).

Almost surely, 2^25573413 is an apocalyptic number.

It is an amenable number.

25573413 is a deficient number, since it is larger than the sum of its proper divisors (8604955).

25573413 is a wasteful number, since it uses less digits than its factorization.

25573413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20123.

The product of its digits is 12600, while the sum is 30.

The square root of 25573413 is about 5057.0162151213. The cubic root of 25573413 is about 294.6204560653.

The spelling of 25573413 in words is "twenty-five million, five hundred seventy-three thousand, four hundred thirteen".