383642334 has 36 divisors (see below), whose sum is σ = 860910336. Its totient is φ = 123466224.

The previous prime is 383642269. The next prime is 383642353. The reversal of 383642334 is 433246383.

383642334 is a `hidden beast` number, since 3 + 8 + 3 + 642 + 3 + 3 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2467 + ... + 27809.

It is an arithmetic number, because the mean of its divisors is an integer number (23914176).

Almost surely, 2^383642334 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 383642334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (430455168).

383642334 is an abundant number, since it is smaller than the sum of its proper divisors (477268002).

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

383642334 is a wasteful number, since it uses less digits than its factorization.

383642334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25409 (or 25377 counting only the distinct ones).

The product of its digits is 124416, while the sum is 36.

The square root of 383642334 is about 19586.7897829124. The cubic root of 383642334 is about 726.6224995834.

The spelling of 383642334 in words is "three hundred eighty-three million, six hundred forty-two thousand, three hundred thirty-four".