383297668 has 24 divisors (see below), whose sum is σ = 753778368. Its totient is φ = 169214496.

The previous prime is 383297639. The next prime is 383297683. The reversal of 383297668 is 866792383.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159046 + ... + 161437.

It is an arithmetic number, because the mean of its divisors is an integer number (31407432).

Almost surely, 2^383297668 is an apocalyptic number.

It is an amenable number.

383297668 is a deficient number, since it is larger than the sum of its proper divisors (370480700).

383297668 is a wasteful number, since it uses less digits than its factorization.

383297668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320523 (or 320521 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 52.

The square root of 383297668 is about 19577.9893758271. The cubic root of 383297668 is about 726.4048340782.

The spelling of 383297668 in words is "three hundred eighty-three million, two hundred ninety-seven thousand, six hundred sixty-eight".