343743624 has 192 divisors, whose sum is σ = 1123200000. Its totient is φ = 94832640.

The previous prime is 343743623. The next prime is 343743643. The reversal of 343743624 is 426347343.

It is a super-3 number, since 3×343743624³ (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (343743623) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 765352 + ... + 765800.

It is an arithmetic number, because the mean of its divisors is an integer number (5850000).

Almost surely, 2^343743624 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343743624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (561600000).

343743624 is an abundant number, since it is smaller than the sum of its proper divisors (779456376).

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

343743624 is a wasteful number, since it uses less digits than its factorization.

343743624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513 (or 492 counting only the distinct ones).

The product of its digits is 145152, while the sum is 36.

The square root of 343743624 is about 18540.3242690089. The cubic root of 343743624 is about 700.5055015334.

The spelling of 343743624 in words is "three hundred forty-three million, seven hundred forty-three thousand, six hundred twenty-four".