349392674 has 8 divisors (see below), whose sum is σ = 524180160. Its totient is φ = 174665956.

The previous prime is 349392647. The next prime is 349392679. The reversal of 349392674 is 476293943.

It is a happy number.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (349392679) 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, 4067 + ... + 26745.

It is an arithmetic number, because the mean of its divisors is an integer number (65522520).

Almost surely, 2^349392674 is an apocalyptic number.

349392674 is a deficient number, since it is larger than the sum of its proper divisors (174787486).

349392674 is a wasteful number, since it uses less digits than its factorization.

349392674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30384.

The product of its digits is 979776, while the sum is 47.

The square root of 349392674 is about 18692.0484163721. The cubic root of 349392674 is about 704.3220174236.

The spelling of 349392674 in words is "three hundred forty-nine million, three hundred ninety-two thousand, six hundred seventy-four".