347933394 has 20 divisors (see below), whose sum is σ = 779628894. Its totient is φ = 115977744.

The previous prime is 347933381. The next prime is 347933413. The reversal of 347933394 is 493339743.

It can be written as a sum of positive squares in only one way, i.e., 264485169 + 83448225 = 16263^2 + 9135^2 .

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1073707 + ... + 1074030.

Almost surely, 2^347933394 is an apocalyptic number.

347933394 is an abundant number, since it is smaller than the sum of its proper divisors (431695500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

347933394 is a wasteful number, since it uses less digits than its factorization.

347933394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2147751 (or 2147742 counting only the distinct ones).

The product of its digits is 734832, while the sum is 45.

The square root of 347933394 is about 18652.9727925604. The cubic root of 347933394 is about 703.3400875842.

The spelling of 347933394 in words is "three hundred forty-seven million, nine hundred thirty-three thousand, three hundred ninety-four".