2287746636 has 24 divisors (see below), whose sum is σ = 6100657920. Its totient is φ = 653641872.

The previous prime is 2287746613. The next prime is 2287746641. The reversal of 2287746636 is 6366477822.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13617456 + ... + 13617623.

It is an arithmetic number, because the mean of its divisors is an integer number (254194080).

Almost surely, 2^2287746636 is an apocalyptic number.

It is an amenable number.

2287746636 is an abundant number, since it is smaller than the sum of its proper divisors (3812911284).

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

2287746636 is a wasteful number, since it uses less digits than its factorization.

2287746636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27235093 (or 27235091 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 51.

The square root of 2287746636 is about 47830.3944788249. The cubic root of 2287746636 is about 1317.6578139233.

The spelling of 2287746636 in words is "two billion, two hundred eighty-seven million, seven hundred forty-six thousand, six hundred thirty-six".