25130522 has 32 divisors (see below), whose sum is σ = 41762304. Its totient is φ = 11289600.

The previous prime is 25130509. The next prime is 25130527. The reversal of 25130522 is 22503152.

25130522 is nontrivially palindromic in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 25130494 and 25130503.

It is not an unprimeable number, because it can be changed into a prime (25130527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118997 + ... + 119207.

It is an arithmetic number, because the mean of its divisors is an integer number (1305072).

Almost surely, 2^25130522 is an apocalyptic number.

25130522 is a deficient number, since it is larger than the sum of its proper divisors (16631782).

25130522 is a wasteful number, since it uses less digits than its factorization.

25130522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 25130522 is about 5013.0352083344. The cubic root of 25130522 is about 292.9097556645.

Adding to 25130522 its reverse (22503152), we get a palindrome (47633674).

It can be divided in two parts, 25130 and 522, that added together give a palindrome (25652).

The spelling of 25130522 in words is "twenty-five million, one hundred thirty thousand, five hundred twenty-two".