4312403328 has 64 divisors (see below), whose sum is σ = 12128652720. Its totient is φ = 1352908800.

The previous prime is 4312403321. The next prime is 4312403371. The reversal of 4312403328 is 8233042134.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 4312403295 and 4312403304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4312403321) 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, 323773 + ... + 336828.

Almost surely, 2^4312403328 is an apocalyptic number.

4312403328 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4312403328 is an abundant number, since it is smaller than the sum of its proper divisors (7816249392).

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

4312403328 is a wasteful number, since it uses less digits than its factorization.

4312403328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660635 (or 660623 counting only the distinct ones).

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

The square root of 4312403328 is about 65668.8916306648. The cubic root of 4312403328 is about 1627.6953551827.

The spelling of 4312403328 in words is "four billion, three hundred twelve million, four hundred three thousand, three hundred twenty-eight".