345227992 has 24 divisors (see below), whose sum is σ = 652247100. Its totient is φ = 171300080.

The previous prime is 345227989. The next prime is 345228007. The reversal of 345227992 is 299722543.

Its product of digits (272160) is a multiple of the sum of its prime divisors (672).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 702867 + ... + 703357.

Almost surely, 2^345227992 is an apocalyptic number.

It is an amenable number.

345227992 is a deficient number, since it is larger than the sum of its proper divisors (307019108).

345227992 is an equidigital number, since it uses as much as digits as its factorization.

345227992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1167 (or 672 counting only the distinct ones).

The product of its digits is 272160, while the sum is 43.

The square root of 345227992 is about 18580.3119457129. The cubic root of 345227992 is about 701.5123709405.

The spelling of 345227992 in words is "three hundred forty-five million, two hundred twenty-seven thousand, nine hundred ninety-two".