2525422131 has 40 divisors (see below), whose sum is σ = 4001160240. Its totient is φ = 1581921792.

The previous prime is 2525422127. The next prime is 2525422147. The reversal of 2525422131 is 1312245252.

2525422131 is a `hidden beast` number, since 2 + 525 + 4 + 2 + 2 + 131 = 666.

It is not a de Polignac number, because 2525422131 - 2² = 2525422127 is a prime.

It is a super-2 number, since 2×2525422131² = 12755513879489162322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 2525422095 and 2525422104.

It is not an unprimeable number, because it can be changed into a prime (2525422111) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1112860 + ... + 1115126.

It is an arithmetic number, because the mean of its divisors is an integer number (100029006).

Almost surely, 2^2525422131 is an apocalyptic number.

2525422131 is a deficient number, since it is larger than the sum of its proper divisors (1475738109).

2525422131 is a wasteful number, since it uses less digits than its factorization.

2525422131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3105 (or 3096 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 2525422131 is about 50253.5782905058. The cubic root of 2525422131 is about 1361.7937208219.

Adding to 2525422131 its reverse (1312245252), we get a palindrome (3837667383).

The spelling of 2525422131 in words is "two billion, five hundred twenty-five million, four hundred twenty-two thousand, one hundred thirty-one".