7318394 has 8 divisors (see below), whose sum is σ = 10993428. Its totient is φ = 3653920.

The previous prime is 7318379. The next prime is 7318397. The reversal of 7318394 is 4938137.

It can be written as a sum of positive squares in 2 ways, for example, as 7317025 + 1369 = 2705^2 + 37^2 .

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

It is not an unprimeable number, because it can be changed into a prime (7318397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 587 + ... + 3870.

Almost surely, 2^7318394 is an apocalyptic number.

7318394 is a deficient number, since it is larger than the sum of its proper divisors (3675034).

7318394 is a wasteful number, since it uses less digits than its factorization.

7318394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5280.

The product of its digits is 18144, while the sum is 35.

The square root of 7318394 is about 2705.2530380724. The cubic root of 7318394 is about 194.1505367883.

The spelling of 7318394 in words is "seven million, three hundred eighteen thousand, three hundred ninety-four".