345039976 has 24 divisors (see below), whose sum is σ = 650471670. Its totient is φ = 171585536.

The previous prime is 345039971. The next prime is 345039977. The reversal of 345039976 is 679930543.

345039976 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 339517476 + 5522500 = 18426^2 + 2350^2 .

It is not an unprimeable number, because it can be changed into a prime (345039971) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 528066 + ... + 528718.

Almost surely, 2^345039976 is an apocalyptic number.

It is an amenable number.

345039976 is a deficient number, since it is larger than the sum of its proper divisors (305431694).

345039976 is an equidigital number, since it uses as much as digits as its factorization.

345039976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173 (or 912 counting only the distinct ones).

The product of its (nonzero) digits is 612360, while the sum is 46.

The square root of 345039976 is about 18575.2517075812. The cubic root of 345039976 is about 701.3849966600.

The spelling of 345039976 in words is "three hundred forty-five million, thirty-nine thousand, nine hundred seventy-six".