345397936 has 40 divisors (see below), whose sum is σ = 721828800. Its totient is φ = 159161856.

The previous prime is 345397919. The next prime is 345397957. The reversal of 345397936 is 639793543.

It is a self number, because there is not a number n which added to its sum of digits gives 345397936.

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 7 ways as a sum of consecutive naturals, for example, 217401 + ... + 218983.

It is an arithmetic number, because the mean of its divisors is an integer number (18045720).

Almost surely, 2^345397936 is an apocalyptic number.

It is an amenable number.

345397936 is an abundant number, since it is smaller than the sum of its proper divisors (376430864).

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

345397936 is a wasteful number, since it uses less digits than its factorization.

345397936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2653 (or 2647 counting only the distinct ones).

The product of its digits is 1837080, while the sum is 49.

The square root of 345397936 is about 18584.8846108874. The cubic root of 345397936 is about 701.6274622851.

The spelling of 345397936 in words is "three hundred forty-five million, three hundred ninety-seven thousand, nine hundred thirty-six".