343045320 has 32 divisors (see below), whose sum is σ = 1029136320. Its totient is φ = 91478720.

The previous prime is 343045291. The next prime is 343045337. The reversal of 343045320 is 23540343.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1429236 + ... + 1429475.

It is an arithmetic number, because the mean of its divisors is an integer number (32160510).

Almost surely, 2^343045320 is an apocalyptic number.

343045320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

343045320 is an abundant number, since it is smaller than the sum of its proper divisors (686091000).

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

343045320 is a wasteful number, since it uses less digits than its factorization.

343045320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2858725 (or 2858721 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 343045320 is about 18521.4826620333. The cubic root of 343045320 is about 700.0308285742.

Adding to 343045320 its reverse (23540343), we get a palindrome (366585663).

The spelling of 343045320 in words is "three hundred forty-three million, forty-five thousand, three hundred twenty".