343423800 has 480 divisors, whose sum is σ = 1336856400. Its totient is φ = 81285120.

The previous prime is 343423799. The next prime is 343423819. The reversal of 343423800 is 8324343.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 7986579 + ... + 7986621.

Almost surely, 2^343423800 is an apocalyptic number.

343423800 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343423800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (668428200).

343423800 is an abundant number, since it is smaller than the sum of its proper divisors (993432600).

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

343423800 is a wasteful number, since it uses less digits than its factorization.

343423800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 99 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 343423800 is about 18531.6971699842. The cubic root of 343423800 is about 700.2881806633.

The spelling of 343423800 in words is "three hundred forty-three million, four hundred twenty-three thousand, eight hundred".