382318018 has 4 divisors (see below), whose sum is σ = 573477030. Its totient is φ = 191159008.

The previous prime is 382317997. The next prime is 382318073. The reversal of 382318018 is 810813283.

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

It can be written as a sum of positive squares in only one way, i.e., 347188689 + 35129329 = 18633^2 + 5927^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95579503 + ... + 95579506.

Almost surely, 2^382318018 is an apocalyptic number.

382318018 is a deficient number, since it is larger than the sum of its proper divisors (191159012).

382318018 is a wasteful number, since it uses less digits than its factorization.

382318018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191159011.

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 382318018 is about 19552.9542013477. The cubic root of 382318018 is about 725.7854463426.

The spelling of 382318018 in words is "three hundred eighty-two million, three hundred eighteen thousand, eighteen".