346912661 has 8 divisors (see below), whose sum is σ = 358600704. Its totient is φ = 335255760.

The previous prime is 346912637. The next prime is 346912663. The reversal of 346912661 is 166219643.

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

It is a cyclic number.

It is not a de Polignac number, because 346912661 - 2⁶ = 346912597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346912663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16076 + ... + 30858.

It is an arithmetic number, because the mean of its divisors is an integer number (44825088).

Almost surely, 2^346912661 is an apocalyptic number.

346912661 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

346912661 is a deficient number, since it is larger than the sum of its proper divisors (11688043).

346912661 is a wasteful number, since it uses less digits than its factorization.

346912661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15571.

The product of its digits is 46656, while the sum is 38.

The square root of 346912661 is about 18625.5915610753. The cubic root of 346912661 is about 702.6516170767.

The spelling of 346912661 in words is "three hundred forty-six million, nine hundred twelve thousand, six hundred sixty-one".