185314394 has 16 divisors (see below), whose sum is σ = 283697640. Its totient is φ = 90754560.

The previous prime is 185314307. The next prime is 185314397. The reversal of 185314394 is 493413581.

185314394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 185313769 + 625 = 13613^2 + 25^2 .

It is not an unprimeable number, because it can be changed into a prime (185314397) 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, 84674 + ... + 86834.

Almost surely, 2^185314394 is an apocalyptic number.

185314394 is a deficient number, since it is larger than the sum of its proper divisors (98383246).

185314394 is a wasteful number, since it uses less digits than its factorization.

185314394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3025.

The product of its digits is 51840, while the sum is 38.

The square root of 185314394 is about 13613.0229559786. The cubic root of 185314394 is about 570.1245177850.

The spelling of 185314394 in words is "one hundred eighty-five million, three hundred fourteen thousand, three hundred ninety-four".