383285663 has 16 divisors (see below), whose sum is σ = 403380000. Its totient is φ = 363710592.

The previous prime is 383285659. The next prime is 383285681. The reversal of 383285663 is 366582383.

It is a cyclic number.

It is not a de Polignac number, because 383285663 - 2² = 383285659 is a prime.

It is a super-2 number, since 2×383285663² = 293815798922699138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383285563) 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, 461933 + ... + 462761.

It is an arithmetic number, because the mean of its divisors is an integer number (25211250).

Almost surely, 2^383285663 is an apocalyptic number.

383285663 is a deficient number, since it is larger than the sum of its proper divisors (20094337).

383285663 is a wasteful number, since it uses less digits than its factorization.

383285663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114.

The product of its digits is 622080, while the sum is 44.

The square root of 383285663 is about 19577.6827791238. The cubic root of 383285663 is about 726.3972502587.

The spelling of 383285663 in words is "three hundred eighty-three million, two hundred eighty-five thousand, six hundred sixty-three".