345056413 has 24 divisors (see below), whose sum is σ = 395719688. Its totient is φ = 298867968.

The previous prime is 345056399. The next prime is 345056417. The reversal of 345056413 is 314650543.

It can be written as a sum of positive squares in 12 ways, for example, as 112402404 + 232654009 = 10602^2 + 15253^2 .

It is not a de Polignac number, because 345056413 - 2²¹ = 342959261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345056417) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 404095 + ... + 404947.

Almost surely, 2^345056413 is an apocalyptic number.

It is an amenable number.

345056413 is a deficient number, since it is larger than the sum of its proper divisors (50663275).

345056413 is a wasteful number, since it uses less digits than its factorization.

345056413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961 (or 932 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 345056413 is about 18575.6941458455. The cubic root of 345056413 is about 701.3961339996.

The spelling of 345056413 in words is "three hundred forty-five million, fifty-six thousand, four hundred thirteen".