25582045 has 8 divisors (see below), whose sum is σ = 30774240. Its totient is φ = 20415120.

The previous prime is 25582043. The next prime is 25582057. The reversal of 25582045 is 54028552.

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

It is not a de Polignac number, because 25582045 - 2¹ = 25582043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25581998 and 25582016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25582043) 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, 4011 + ... + 8200.

It is an arithmetic number, because the mean of its divisors is an integer number (3846780).

Almost surely, 2^25582045 is an apocalyptic number.

It is an amenable number.

25582045 is a deficient number, since it is larger than the sum of its proper divisors (5192195).

25582045 is a wasteful number, since it uses less digits than its factorization.

25582045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12635.

The product of its (nonzero) digits is 16000, while the sum is 31.

The square root of 25582045 is about 5057.8696108144. The cubic root of 25582045 is about 294.6536008746.

The spelling of 25582045 in words is "twenty-five million, five hundred eighty-two thousand, forty-five".