345569396 has 12 divisors (see below), whose sum is σ = 607101348. Its totient is φ = 172111872.

The previous prime is 345569351. The next prime is 345569437. The reversal of 345569396 is 693965543.

It can be written as a sum of positive squares in 2 ways, for example, as 302272996 + 43296400 = 17386^2 + 6580^2 .

It is a congruent number.

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, 167051 + ... + 169106.

It is an arithmetic number, because the mean of its divisors is an integer number (50591779).

Almost surely, 2^345569396 is an apocalyptic number.

It is an amenable number.

345569396 is a deficient number, since it is larger than the sum of its proper divisors (261531952).

345569396 is a wasteful number, since it uses less digits than its factorization.

345569396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336418 (or 336416 counting only the distinct ones).

The product of its digits is 2624400, while the sum is 50.

The square root of 345569396 is about 18589.4969270284. The cubic root of 345569396 is about 701.7435420599.

The spelling of 345569396 in words is "three hundred forty-five million, five hundred sixty-nine thousand, three hundred ninety-six".