343440200 has 48 divisors (see below), whose sum is σ = 840534000. Its totient is φ = 130144320.

The previous prime is 343440193. The next prime is 343440203. The reversal of 343440200 is 2044343.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (343440203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41390 + ... + 48989.

It is an arithmetic number, because the mean of its divisors is an integer number (17511125).

Almost surely, 2^343440200 is an apocalyptic number.

It is an amenable number.

343440200 is an abundant number, since it is smaller than the sum of its proper divisors (497093800).

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

343440200 is a wasteful number, since it uses less digits than its factorization.

343440200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90414 (or 90405 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 343440200 is about 18532.1396498084. The cubic root of 343440200 is about 700.2993277682.

Adding to 343440200 its reverse (2044343), we get a palindrome (345484543).

It can be divided in two parts, 3434 and 40200, that added together give a palindrome (43634).

The spelling of 343440200 in words is "three hundred forty-three million, four hundred forty thousand, two hundred".