64383432 has 32 divisors (see below), whose sum is σ = 162902880. Its totient is φ = 21201920.

The previous prime is 64383413. The next prime is 64383433. The reversal of 64383432 is 23438346.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 64383393 and 64383402.

It is not an unprimeable number, because it can be changed into a prime (64383433) 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, 14169 + ... + 18152.

It is an arithmetic number, because the mean of its divisors is an integer number (5090715).

Almost surely, 2^64383432 is an apocalyptic number.

It is an amenable number.

64383432 is an abundant number, since it is smaller than the sum of its proper divisors (98519448).

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

64383432 is a wasteful number, since it uses less digits than its factorization.

64383432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32413 (or 32409 counting only the distinct ones).

The product of its digits is 41472, while the sum is 33.

The square root of 64383432 is about 8023.9287135418. The cubic root of 64383432 is about 400.7972266851.

It can be divided in two parts, 6438 and 3432, that added together give a triangular number (9870 = T₁₄₀).

The spelling of 64383432 in words is "sixty-four million, three hundred eighty-three thousand, four hundred thirty-two".