2318445732 has 48 divisors (see below), whose sum is σ = 5592269312. Its totient is φ = 746807040.

The previous prime is 2318445713. The next prime is 2318445743. The reversal of 2318445732 is 2375448132.

It is a super-2 number, since 2×2318445732² = 10750381224458031648, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 277488 + ... + 285720.

Almost surely, 2^2318445732 is an apocalyptic number.

It is an amenable number.

2318445732 is an abundant number, since it is smaller than the sum of its proper divisors (3273823580).

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

2318445732 is a wasteful number, since it uses less digits than its factorization.

2318445732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9028 (or 9026 counting only the distinct ones).

The product of its digits is 161280, while the sum is 39.

The square root of 2318445732 is about 48150.2412455016. The cubic root of 2318445732 is about 1323.5254952706.

The spelling of 2318445732 in words is "two billion, three hundred eighteen million, four hundred forty-five thousand, seven hundred thirty-two".