2531046522 has 32 divisors (see below), whose sum is σ = 5352850944. Its totient is φ = 796550400.

The previous prime is 2531046503. The next prime is 2531046533. The reversal of 2531046522 is 2256401352.

It is a self number, because there is not a number n which added to its sum of digits gives 2531046522.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158323 + ... + 173574.

It is an arithmetic number, because the mean of its divisors is an integer number (167276592).

Almost surely, 2^2531046522 is an apocalyptic number.

2531046522 is an abundant number, since it is smaller than the sum of its proper divisors (2821804422).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2531046522 is a wasteful number, since it uses less digits than its factorization.

2531046522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331974.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 2531046522 is about 50309.5072724828. The cubic root of 2531046522 is about 1362.8039257133.

Adding to 2531046522 its reverse (2256401352), we get a palindrome (4787447874).

The spelling of 2531046522 in words is "two billion, five hundred thirty-one million, forty-six thousand, five hundred twenty-two".