347374091 has 4 divisors (see below), whose sum is σ = 350448312. Its totient is φ = 344299872.

The previous prime is 347374051. The next prime is 347374117. The reversal of 347374091 is 190473743.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 190473743 = 37 ⋅5147939.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-347374091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (347374021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1536941 + ... + 1537166.

It is an arithmetic number, because the mean of its divisors is an integer number (87612078).

Almost surely, 2^347374091 is an apocalyptic number.

347374091 is a deficient number, since it is larger than the sum of its proper divisors (3074221).

347374091 is a wasteful number, since it uses less digits than its factorization.

347374091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3074220.

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 347374091 is about 18637.9744339346. The cubic root of 347374091 is about 702.9630123522.

The spelling of 347374091 in words is "three hundred forty-seven million, three hundred seventy-four thousand, ninety-one".