346055661 has 24 divisors (see below), whose sum is σ = 571955904. Its totient is φ = 197507520.

The previous prime is 346055657. The next prime is 346055681. The reversal of 346055661 is 166550643.

346055661 is a `hidden beast` number, since 3 + 46 + 0 + 556 + 61 = 666.

It is not a de Polignac number, because 346055661 - 2² = 346055657 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346055641) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58345 + ... + 64001.

It is an arithmetic number, because the mean of its divisors is an integer number (23831496).

Almost surely, 2^346055661 is an apocalyptic number.

It is an amenable number.

346055661 is a deficient number, since it is larger than the sum of its proper divisors (225900243).

346055661 is a wasteful number, since it uses less digits than its factorization.

346055661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6641 (or 6638 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 346055661 is about 18602.5713545198. The cubic root of 346055661 is about 702.0725385875.

The spelling of 346055661 in words is "three hundred forty-six million, fifty-five thousand, six hundred sixty-one".