382218137 has 8 divisors (see below), whose sum is σ = 436967616. Its totient is φ = 327505392.

The previous prime is 382218101. The next prime is 382218149. The reversal of 382218137 is 731812283.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 382218137 - 2²⁰ = 381169561 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 382218097 and 382218106.

It is not an unprimeable number, because it can be changed into a prime (382218197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18818 + ... + 33444.

It is an arithmetic number, because the mean of its divisors is an integer number (54620952).

Almost surely, 2^382218137 is an apocalyptic number.

It is an amenable number.

382218137 is a deficient number, since it is larger than the sum of its proper divisors (54749479).

382218137 is a wasteful number, since it uses less digits than its factorization.

382218137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18367.

The product of its digits is 16128, while the sum is 35.

The square root of 382218137 is about 19550.3999191832. The cubic root of 382218137 is about 725.7222367574.

The spelling of 382218137 in words is "three hundred eighty-two million, two hundred eighteen thousand, one hundred thirty-seven".