345212232 has 16 divisors (see below), whose sum is σ = 863030640. Its totient is φ = 115070736.

The previous prime is 345212191. The next prime is 345212261. The reversal of 345212232 is 232212543.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 14383843 = 345212232 / (3 + 4 + 5 + 2 + 1 + 2 + 2 + 3 + 2).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7191898 + ... + 7191945.

It is an arithmetic number, because the mean of its divisors is an integer number (53939415).

Almost surely, 2^345212232 is an apocalyptic number.

It is an amenable number.

345212232 is an abundant number, since it is smaller than the sum of its proper divisors (517818408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345212232 is a wasteful number, since it uses less digits than its factorization.

345212232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14383852 (or 14383848 counting only the distinct ones).

The product of its digits is 2880, while the sum is 24.

The square root of 345212232 is about 18579.8878360447. The cubic root of 345212232 is about 701.5016958664.

Adding to 345212232 its reverse (232212543), we get a palindrome (577424775).

The spelling of 345212232 in words is "three hundred forty-five million, two hundred twelve thousand, two hundred thirty-two".