345864233 has 16 divisors (see below), whose sum is σ = 416247552. Its totient is φ = 283152000.

The previous prime is 345864229. The next prime is 345864263. The reversal of 345864233 is 332468543.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 345864233 - 2² = 345864229 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (345864203) 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, 23633 + ... + 35358.

It is an arithmetic number, because the mean of its divisors is an integer number (26015472).

Almost surely, 2^345864233 is an apocalyptic number.

It is an amenable number.

345864233 is a deficient number, since it is larger than the sum of its proper divisors (70383319).

345864233 is a wasteful number, since it uses less digits than its factorization.

345864233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59056.

The product of its digits is 207360, while the sum is 38.

The square root of 345864233 is about 18597.4254400979. The cubic root of 345864233 is about 701.9430592907.

The spelling of 345864233 in words is "three hundred forty-five million, eight hundred sixty-four thousand, two hundred thirty-three".