346446091 has 4 divisors (see below), whose sum is σ = 348652912. Its totient is φ = 344239272.

The previous prime is 346446083. The next prime is 346446103. The reversal of 346446091 is 190644643.

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 346446091 - 2³ = 346446083 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 346446091.

It is not an unprimeable number, because it can be changed into a prime (346446031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1103175 + ... + 1103488.

It is an arithmetic number, because the mean of its divisors is an integer number (87163228).

Almost surely, 2^346446091 is an apocalyptic number.

346446091 is a deficient number, since it is larger than the sum of its proper divisors (2206821).

346446091 is a wasteful number, since it uses less digits than its factorization.

346446091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2206820.

The product of its (nonzero) digits is 62208, while the sum is 37.

The square root of 346446091 is about 18613.0623756544. The cubic root of 346446091 is about 702.3364721973.

The spelling of 346446091 in words is "three hundred forty-six million, four hundred forty-six thousand, ninety-one".