383945336 has 8 divisors (see below), whose sum is σ = 719897520. Its totient is φ = 191972664.

The previous prime is 383945333. The next prime is 383945347. The reversal of 383945336 is 633549383.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383945333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23996576 + ... + 23996591.

It is an arithmetic number, because the mean of its divisors is an integer number (89987190).

Almost surely, 2^383945336 is an apocalyptic number.

It is an amenable number.

383945336 is a deficient number, since it is larger than the sum of its proper divisors (335952184).

383945336 is a wasteful number, since it uses less digits than its factorization.

383945336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47993173 (or 47993169 counting only the distinct ones).

The product of its digits is 699840, while the sum is 44.

The square root of 383945336 is about 19594.5231123393. The cubic root of 383945336 is about 726.8137455378.

The spelling of 383945336 in words is "three hundred eighty-three million, nine hundred forty-five thousand, three hundred thirty-six".