343234540 has 48 divisors (see below), whose sum is σ = 788012064. Its totient is φ = 124544000.

The previous prime is 343234537. The next prime is 343234547. The reversal of 343234540 is 45432343.

It is a junction number, because it is equal to n+sod(n) for n = 343234499 and 343234508.

It is not an unprimeable number, because it can be changed into a prime (343234547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121140 + ... + 123940.

It is an arithmetic number, because the mean of its divisors is an integer number (16416918).

Almost surely, 2^343234540 is an apocalyptic number.

It is an amenable number.

343234540 is an abundant number, since it is smaller than the sum of its proper divisors (444777524).

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

343234540 is a wasteful number, since it uses less digits than its factorization.

343234540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3378 (or 3376 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 28.

The square root of 343234540 is about 18526.5900802063. The cubic root of 343234540 is about 700.1595146677.

Adding to 343234540 its reverse (45432343), we get a palindrome (388666883).

The spelling of 343234540 in words is "three hundred forty-three million, two hundred thirty-four thousand, five hundred forty".