2522520406 has 16 divisors (see below), whose sum is σ = 4463815680. Its totient is φ = 1046206440.

The previous prime is 2522520391. The next prime is 2522520419. The reversal of 2522520406 is 6040252252.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2905696 + ... + 2906563.

It is an arithmetic number, because the mean of its divisors is an integer number (278988480).

Almost surely, 2^2522520406 is an apocalyptic number.

2522520406 is a deficient number, since it is larger than the sum of its proper divisors (1941295274).

2522520406 is a wasteful number, since it uses less digits than its factorization.

2522520406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5812299.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 2522520406 is about 50224.6991628621. The cubic root of 2522520406 is about 1361.2719512459.

Adding to 2522520406 its reverse (6040252252), we get a palindrome (8562772658).

The spelling of 2522520406 in words is "two billion, five hundred twenty-two million, five hundred twenty thousand, four hundred six".