382608491 has 4 divisors (see below), whose sum is σ = 402745800. Its totient is φ = 362471184.

The previous prime is 382608469. The next prime is 382608497. The reversal of 382608491 is 194806283.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 382608491 - 2¹⁸ = 382346347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (382608497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10068626 + ... + 10068663.

It is an arithmetic number, because the mean of its divisors is an integer number (100686450).

Almost surely, 2^382608491 is an apocalyptic number.

382608491 is a deficient number, since it is larger than the sum of its proper divisors (20137309).

382608491 is a wasteful number, since it uses less digits than its factorization.

382608491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20137308.

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 382608491 is about 19560.3806455805. The cubic root of 382608491 is about 725.9692093330.

The spelling of 382608491 in words is "three hundred eighty-two million, six hundred eight thousand, four hundred ninety-one".