4308640032 has 48 divisors (see below), whose sum is σ = 11905457760. Its totient is φ = 1360622592.

The previous prime is 4308640009. The next prime is 4308640057. The reversal of 4308640032 is 2300468034.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×4308640032² = 37128757850705922048, which contains 22 as substring.

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, 1179273 + ... + 1182920.

It is an arithmetic number, because the mean of its divisors is an integer number (248030370).

Almost surely, 2^4308640032 is an apocalyptic number.

It is an amenable number.

4308640032 is an abundant number, since it is smaller than the sum of its proper divisors (7596817728).

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

4308640032 is a wasteful number, since it uses less digits than its factorization.

4308640032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2362225 (or 2362217 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 4308640032 is about 65640.2318094627. The cubic root of 4308640032 is about 1627.2217382179.

The spelling of 4308640032 in words is "four billion, three hundred eight million, six hundred forty thousand, thirty-two".