345372323 has 16 divisors (see below), whose sum is σ = 369857664. Its totient is φ = 321377280.

The previous prime is 345372317. The next prime is 345372331. The reversal of 345372323 is 323273543.

It is a cyclic number.

It is not a de Polignac number, because 345372323 - 2⁸ = 345372067 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 345372323.

It is not an unprimeable number, because it can be changed into a prime (345372343) 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, 940886 + ... + 941252.

It is an arithmetic number, because the mean of its divisors is an integer number (23116104).

Almost surely, 2^345372323 is an apocalyptic number.

345372323 is a deficient number, since it is larger than the sum of its proper divisors (24485341).

345372323 is a wasteful number, since it uses less digits than its factorization.

345372323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862.

The product of its digits is 45360, while the sum is 32.

The square root of 345372323 is about 18584.1955166211. The cubic root of 345372323 is about 701.6101187840.

The spelling of 345372323 in words is "three hundred forty-five million, three hundred seventy-two thousand, three hundred twenty-three".