334999809 has 9 divisors (see below), whose sum is σ = 483967939. Its totient is φ = 223296600.

The previous prime is 334999801. The next prime is 334999843. The reversal of 334999809 is 908999433.

The square root of 334999809 is 18303.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 211789809 + 123210000 = 14553^2 + 11100^2 .

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 334999809 - 2³ = 334999801 is a prime.

It is a super-2 number, since 2×334999809² = 224449744060072962, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (334999801) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 51859 + ... + 57959.

Almost surely, 2^334999809 is an apocalyptic number.

334999809 is the 18303-rd square number.

334999809 is the 9152-nd centered octagonal number.

It is an amenable number.

334999809 is a deficient number, since it is larger than the sum of its proper divisors (148968130).

334999809 is an frugal number, since it uses more digits than its factorization.

334999809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12208 (or 6104 counting only the distinct ones).

The product of its (nonzero) digits is 1889568, while the sum is 54.

The cubic root of 334999809 is about 694.5148238108.

The spelling of 334999809 in words is "three hundred thirty-four million, nine hundred ninety-nine thousand, eight hundred nine".