345045844 has 24 divisors (see below), whose sum is σ = 709396128. Its totient is φ = 144774240.

The previous prime is 345045817. The next prime is 345045989. The reversal of 345045844 is 448540543.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301042 + ... + 302185.

It is an arithmetic number, because the mean of its divisors is an integer number (29558172).

Almost surely, 2^345045844 is an apocalyptic number.

It is an amenable number.

345045844 is an abundant number, since it is smaller than the sum of its proper divisors (364350284).

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

345045844 is a wasteful number, since it uses less digits than its factorization.

345045844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603255 (or 603253 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 37.

The square root of 345045844 is about 18575.4096590089. The cubic root of 345045844 is about 701.3889727247.

It can be divided in two parts, 3450 and 45844, that added together give a palindrome (49294).

The spelling of 345045844 in words is "three hundred forty-five million, forty-five thousand, eight hundred forty-four".