345304434 has 16 divisors (see below), whose sum is σ = 703639872. Its totient is φ = 112929648.

The previous prime is 345304409. The next prime is 345304457. The reversal of 345304434 is 434403543.

It is a Curzon 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, 542614 + ... + 543249.

It is an arithmetic number, because the mean of its divisors is an integer number (43977492).

Almost surely, 2^345304434 is an apocalyptic number.

345304434 is an abundant number, since it is smaller than the sum of its proper divisors (358335438).

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

345304434 is a wasteful number, since it uses less digits than its factorization.

345304434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085921.

The product of its (nonzero) digits is 34560, while the sum is 30.

The square root of 345304434 is about 18582.3689017305. The cubic root of 345304434 is about 701.5641445050.

Adding to 345304434 its reverse (434403543), we get a palindrome (779707977).

The spelling of 345304434 in words is "three hundred forty-five million, three hundred four thousand, four hundred thirty-four".