382545643 has 8 divisors (see below), whose sum is σ = 391334400. Its totient is φ = 373784040.

The previous prime is 382545607. The next prime is 382545689. The reversal of 382545643 is 346545283.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-382545643 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 382545596 and 382545605.

It is not an unprimeable number, because it can be changed into a prime (382515643) 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, 23208 + ... + 36106.

It is an arithmetic number, because the mean of its divisors is an integer number (48916800).

Almost surely, 2^382545643 is an apocalyptic number.

382545643 is a deficient number, since it is larger than the sum of its proper divisors (8788757).

382545643 is a wasteful number, since it uses less digits than its factorization.

382545643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13577.

The product of its digits is 345600, while the sum is 40.

The square root of 382545643 is about 19558.7740668990. The cubic root of 382545643 is about 725.9294574610.

The spelling of 382545643 in words is "three hundred eighty-two million, five hundred forty-five thousand, six hundred forty-three".