345031756 has 12 divisors (see below), whose sum is σ = 609784560. Its totient is φ = 170807600.

The previous prime is 345031741. The next prime is 345031783. The reversal of 345031756 is 657130543.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426616 + ... + 427423.

It is an arithmetic number, because the mean of its divisors is an integer number (50815380).

Almost surely, 2^345031756 is an apocalyptic number.

It is an amenable number.

345031756 is a deficient number, since it is larger than the sum of its proper divisors (264752804).

345031756 is a wasteful number, since it uses less digits than its factorization.

345031756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854144 (or 854142 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 34.

The square root of 345031756 is about 18575.0304441204. The cubic root of 345031756 is about 701.3794268412.

The spelling of 345031756 in words is "three hundred forty-five million, thirty-one thousand, seven hundred fifty-six".