2522630402 has 8 divisors (see below), whose sum is σ = 3784470012. Its totient is φ = 1261140400.

The previous prime is 2522630401. The next prime is 2522630423. The reversal of 2522630402 is 2040362252.

It can be written as a sum of positive squares in 2 ways, for example, as 2502100441 + 20529961 = 50021^2 + 4531^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2522630401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68549 + ... + 98712.

Almost surely, 2^2522630402 is an apocalyptic number.

2522630402 is a deficient number, since it is larger than the sum of its proper divisors (1261839610).

2522630402 is a wasteful number, since it uses less digits than its factorization.

2522630402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174804.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 2522630402 is about 50225.7941898384. The cubic root of 2522630402 is about 1361.2917373156.

Adding to 2522630402 its reverse (2040362252), we get a palindrome (4562992654).

The spelling of 2522630402 in words is "two billion, five hundred twenty-two million, six hundred thirty thousand, four hundred two".