382669957 has 2 divisors, whose sum is σ = 382669958. Its totient is φ = 382669956.

The previous prime is 382669927. The next prime is 382669961. The reversal of 382669957 is 759966283.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 211818916 + 170851041 = 14554^2 + 13071^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-382669957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 382669898 and 382669907.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (382669927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191334978 + 191334979.

It is an arithmetic number, because the mean of its divisors is an integer number (191334979).

Almost surely, 2^382669957 is an apocalyptic number.

It is an amenable number.

382669957 is a deficient number, since it is larger than the sum of its proper divisors (1).

382669957 is an equidigital number, since it uses as much as digits as its factorization.

382669957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4898880, while the sum is 55.

The square root of 382669957 is about 19561.9517686758. The cubic root of 382669957 is about 726.0080828683.

The spelling of 382669957 in words is "three hundred eighty-two million, six hundred sixty-nine thousand, nine hundred fifty-seven".