343040100 has 72 divisors (see below), whose sum is σ = 1068889920. Its totient is φ = 84439680.

The previous prime is 343040099. The next prime is 343040107. The reversal of 343040100 is 1040343.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 343040100.

It is not an unprimeable number, because it can be changed into a prime (343040107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40080 + ... + 47879.

Almost surely, 2^343040100 is an apocalyptic number.

343040100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

343040100 is an abundant number, since it is smaller than the sum of its proper divisors (725849820).

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

343040100 is a wasteful number, since it uses less digits than its factorization.

343040100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87989 (or 87982 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 343040100 is about 18521.3417440530. The cubic root of 343040100 is about 700.0272778486.

Adding to 343040100 its reverse (1040343), we get a palindrome (344080443).

The spelling of 343040100 in words is "three hundred forty-three million, forty thousand, one hundred".