383055642 has 40 divisors (see below), whose sum is σ = 860350656. Its totient is φ = 127384488.

The previous prime is 383055641. The next prime is 383055689. The reversal of 383055642 is 246550383.

It is a happy number.

383055642 is a `hidden beast` number, since 3 + 8 + 3 + 0 + 5 + 5 + 642 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 383055597 and 383055606.

It is not an unprimeable number, because it can be changed into a prime (383055641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 72453 + ... + 77559.

Almost surely, 2^383055642 is an apocalyptic number.

383055642 is an abundant number, since it is smaller than the sum of its proper divisors (477295014).

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

383055642 is a wasteful number, since it uses less digits than its factorization.

383055642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5584 (or 5575 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 383055642 is about 19571.8073258450. The cubic root of 383055642 is about 726.2519103954.

The spelling of 383055642 in words is "three hundred eighty-three million, fifty-five thousand, six hundred forty-two".