345976 has 16 divisors (see below), whose sum is σ = 660600. Its totient is φ = 169824.

The previous prime is 345953. The next prime is 345979. The reversal of 345976 is 679543.

It is an Ulam number.

It is a d-powerful number, because it can be written as 3³ + 4⁸ + 9 + 5³ + 7³ + 6⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345979) 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, 106 + ... + 838.

2³⁴⁵⁹⁷⁶ is an apocalyptic number.

It is an amenable number.

345976 is a deficient number, since it is larger than the sum of its proper divisors (314624).

345976 is a wasteful number, since it uses less digits than its factorization.

345976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798 (or 794 counting only the distinct ones).

The product of its digits is 22680, while the sum is 34.

The square root of 345976 is about 588.1972458283. The cubic root of 345976 is about 70.2018662772.

The spelling of 345976 in words is "three hundred forty-five thousand, nine hundred seventy-six".