40322318 has 8 divisors (see below), whose sum is σ = 61107312. Its totient is φ = 19953216.

The previous prime is 40322309. The next prime is 40322323. The reversal of 40322318 is 81322304.

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 = 40322293 and 40322302.

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, 103730 + ... + 104117.

It is an arithmetic number, because the mean of its divisors is an integer number (7638414).

Almost surely, 2^40322318 is an apocalyptic number.

40322318 is a deficient number, since it is larger than the sum of its proper divisors (20784994).

40322318 is a wasteful number, since it uses less digits than its factorization.

40322318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207946.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 40322318 is about 6349.9856692752. The cubic root of 40322318 is about 342.9113263738.

The spelling of 40322318 in words is "forty million, three hundred twenty-two thousand, three hundred eighteen".