345297 has 4 divisors (see below), whose sum is σ = 460400. Its totient is φ = 230196.

The previous prime is 345271. The next prime is 345307. The reversal of 345297 is 792543.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 345297 - 2⁸ = 345041 is a prime.

It is a D-number.

It is a Duffinian number.

It is a plaindrome in base 6.

It is a zygodrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (345227) 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, 57547 + ... + 57552.

It is an arithmetic number, because the mean of its divisors is an integer number (115100).

2³⁴⁵²⁹⁷ is an apocalyptic number.

It is an amenable number.

345297 is a deficient number, since it is larger than the sum of its proper divisors (115103).

345297 is a wasteful number, since it uses less digits than its factorization.

345297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115102.

The product of its digits is 7560, while the sum is 30.

The square root of 345297 is about 587.6197750246. The cubic root of 345297 is about 70.1559109851.

The spelling of 345297 in words is "three hundred forty-five thousand, two hundred ninety-seven".