383407057 has 16 divisors (see below), whose sum is σ = 434347200. Its totient is φ = 335240640.

The previous prime is 383407027. The next prime is 383407091. The reversal of 383407057 is 750704383.

It is a cyclic number.

It is not a de Polignac number, because 383407057 - 2¹⁵ = 383374289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (383407007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86194 + ... + 90532.

It is an arithmetic number, because the mean of its divisors is an integer number (27146700).

Almost surely, 2^383407057 is an apocalyptic number.

It is an amenable number.

383407057 is a deficient number, since it is larger than the sum of its proper divisors (50940143).

383407057 is a wasteful number, since it uses less digits than its factorization.

383407057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4656.

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 383407057 is about 19580.7828495186. The cubic root of 383407057 is about 726.4739301943.

The spelling of 383407057 in words is "three hundred eighty-three million, four hundred seven thousand, fifty-seven".