346764091 has 4 divisors (see below), whose sum is σ = 347030712. Its totient is φ = 346497472.

The previous prime is 346764053. The next prime is 346764127. The reversal of 346764091 is 190467643.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 346764091 - 2²¹ = 344666939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346764191) 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, 131350 + ... + 133963.

It is an arithmetic number, because the mean of its divisors is an integer number (86757678).

Almost surely, 2^346764091 is an apocalyptic number.

346764091 is a deficient number, since it is larger than the sum of its proper divisors (266621).

346764091 is a wasteful number, since it uses less digits than its factorization.

346764091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266620.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 346764091 is about 18621.6028042701. The cubic root of 346764091 is about 702.5512960943.

The spelling of 346764091 in words is "three hundred forty-six million, seven hundred sixty-four thousand, ninety-one".