382648979 has 2 divisors, whose sum is σ = 382648980. Its totient is φ = 382648978.

The previous prime is 382648963. The next prime is 382649011. The reversal of 382648979 is 979846283.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 382648979 - 2⁴ = 382648963 is a prime.

It is a super-2 number, since 2×382648979² = 292840482259484882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (382648919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191324489 + 191324490.

It is an arithmetic number, because the mean of its divisors is an integer number (191324490).

Almost surely, 2^382648979 is an apocalyptic number.

382648979 is a deficient number, since it is larger than the sum of its proper divisors (1).

382648979 is an equidigital number, since it uses as much as digits as its factorization.

382648979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5225472, while the sum is 56.

The square root of 382648979 is about 19561.4155673867. The cubic root of 382648979 is about 725.9948160173.

The spelling of 382648979 in words is "three hundred eighty-two million, six hundred forty-eight thousand, nine hundred seventy-nine".