345022297 has 4 divisors (see below), whose sum is σ = 347739136. Its totient is φ = 342305460.

The previous prime is 345022267. The next prime is 345022303. The reversal of 345022297 is 792220543.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 345022297 - 2²⁷ = 210804569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345022207) 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, 1358229 + ... + 1358482.

It is an arithmetic number, because the mean of its divisors is an integer number (86934784).

Almost surely, 2^345022297 is an apocalyptic number.

It is an amenable number.

345022297 is a deficient number, since it is larger than the sum of its proper divisors (2716839).

345022297 is a wasteful number, since it uses less digits than its factorization.

345022297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2716838.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 345022297 is about 18574.7758263727. The cubic root of 345022297 is about 701.3730173745.

The spelling of 345022297 in words is "three hundred forty-five million, twenty-two thousand, two hundred ninety-seven".