318472342 has 8 divisors (see below), whose sum is σ = 479691432. Its totient is φ = 158575200.

The previous prime is 318472337. The next prime is 318472351. The reversal of 318472342 is 243274813.

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

It is a junction number, because it is equal to n+sod(n) for n = 318472298 and 318472307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329884 + ... + 330847.

It is an arithmetic number, because the mean of its divisors is an integer number (59961429).

Almost surely, 2^318472342 is an apocalyptic number.

318472342 is a deficient number, since it is larger than the sum of its proper divisors (161219090).

318472342 is a wasteful number, since it uses less digits than its factorization.

318472342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660974.

The product of its digits is 32256, while the sum is 34.

The square root of 318472342 is about 17845.7933978851. The cubic root of 318472342 is about 682.9002010003.

The spelling of 318472342 in words is "three hundred eighteen million, four hundred seventy-two thousand, three hundred forty-two".