2522851836 has 12 divisors (see below), whose sum is σ = 5886654312. Its totient is φ = 840950608.

The previous prime is 2522851829. The next prime is 2522851843. The reversal of 2522851836 is 6381582252.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2522851829) and next prime (2522851843).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-4 number, since 4×2522851836⁴ (a number of 39 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105118815 + ... + 105118838.

It is an arithmetic number, because the mean of its divisors is an integer number (490554526).

Almost surely, 2^2522851836 is an apocalyptic number.

It is an amenable number.

2522851836 is an abundant number, since it is smaller than the sum of its proper divisors (3363802476).

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

2522851836 is a wasteful number, since it uses less digits than its factorization.

2522851836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210237660 (or 210237658 counting only the distinct ones).

The product of its digits is 230400, while the sum is 42.

The square root of 2522851836 is about 50227.9985267181. The cubic root of 2522851836 is about 1361.3315670973.

The spelling of 2522851836 in words is "two billion, five hundred twenty-two million, eight hundred fifty-one thousand, eight hundred thirty-six".