382638677 has 2 divisors, whose sum is σ = 382638678. Its totient is φ = 382638676.

The previous prime is 382638661. The next prime is 382638727. The reversal of 382638677 is 776836283.

It is a happy number.

It is an a-pointer prime, because the next prime (382638727) can be obtained adding 382638677 to its sum of digits (50).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 354907921 + 27730756 = 18839^2 + 5266^2 .

It is a cyclic number.

It is not a de Polignac number, because 382638677 - 2⁴ = 382638661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (382638617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191319338 + 191319339.

It is an arithmetic number, because the mean of its divisors is an integer number (191319339).

Almost surely, 2^382638677 is an apocalyptic number.

It is an amenable number.

382638677 is a deficient number, since it is larger than the sum of its proper divisors (1).

382638677 is an equidigital number, since it uses as much as digits as its factorization.

382638677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2032128, while the sum is 50.

The square root of 382638677 is about 19561.1522411130. The cubic root of 382638677 is about 725.9883006764.

The spelling of 382638677 in words is "three hundred eighty-two million, six hundred thirty-eight thousand, six hundred seventy-seven".