346977 has 16 divisors (see below), whose sum is σ = 524160. Its totient is φ = 226800.

The previous prime is 346963. The next prime is 347003. The reversal of 346977 is 779643.

It is not a de Polignac number, because 346977 - 2⁴ = 346961 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 346977.

It is not an unprimeable number, because it can be changed into a prime (346277) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1827 + ... + 2007.

It is an arithmetic number, because the mean of its divisors is an integer number (32760).

2³⁴⁶⁹⁷⁷ is an apocalyptic number.

It is an amenable number.

346977 is a deficient number, since it is larger than the sum of its proper divisors (177183).

346977 is a wasteful number, since it uses less digits than its factorization.

346977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261 (or 255 counting only the distinct ones).

The product of its digits is 31752, while the sum is 36.

The square root of 346977 is about 589.0475362821. The cubic root of 346977 is about 70.2695052705.

The spelling of 346977 in words is "three hundred forty-six thousand, nine hundred seventy-seven".