318413642 has 8 divisors (see below), whose sum is σ = 477889632. Its totient is φ = 159117100.

The previous prime is 318413639. The next prime is 318413659. The reversal of 318413642 is 246314813.

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 = 318413599 and 318413608.

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, 40334 + ... + 47577.

It is an arithmetic number, because the mean of its divisors is an integer number (59736204).

Almost surely, 2^318413642 is an apocalyptic number.

318413642 is a deficient number, since it is larger than the sum of its proper divisors (159475990).

318413642 is a wasteful number, since it uses less digits than its factorization.

318413642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89724.

The product of its digits is 13824, while the sum is 32.

The square root of 318413642 is about 17844.1486768072. The cubic root of 318413642 is about 682.8582416215.

The spelling of 318413642 in words is "three hundred eighteen million, four hundred thirteen thousand, six hundred forty-two".