346980345 has 8 divisors (see below), whose sum is σ = 555168576. Its totient is φ = 185056176.

The previous prime is 346980329. The next prime is 346980377. The reversal of 346980345 is 543089643.

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

It is not a de Polignac number, because 346980345 - 2⁴ = 346980329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 346980297 and 346980306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11565997 + ... + 11566026.

It is an arithmetic number, because the mean of its divisors is an integer number (69396072).

Almost surely, 2^346980345 is an apocalyptic number.

It is an amenable number.

346980345 is a deficient number, since it is larger than the sum of its proper divisors (208188231).

346980345 is a wasteful number, since it uses less digits than its factorization.

346980345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23132031.

The product of its (nonzero) digits is 311040, while the sum is 42.

The square root of 346980345 is about 18627.4084348843. The cubic root of 346980345 is about 702.6973107866.

The spelling of 346980345 in words is "three hundred forty-six million, nine hundred eighty thousand, three hundred forty-five".