2522501806 has 16 divisors (see below), whose sum is σ = 4260883968. Its totient is φ = 1109604600.

The previous prime is 2522501801. The next prime is 2522501857. The reversal of 2522501806 is 6081052252.

2522501806 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2522501806² = 12726030722546523272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2522501801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1848660 + ... + 1850023.

It is an arithmetic number, because the mean of its divisors is an integer number (266305248).

Almost surely, 2^2522501806 is an apocalyptic number.

2522501806 is a deficient number, since it is larger than the sum of its proper divisors (1738382162).

2522501806 is a wasteful number, since it uses less digits than its factorization.

2522501806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3698727.

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 2522501806 is about 50224.5139946620. The cubic root of 2522501806 is about 1361.2686054229.

The spelling of 2522501806 in words is "two billion, five hundred twenty-two million, five hundred one thousand, eight hundred six".