343712430 has 128 divisors (see below), whose sum is σ = 956188800. Its totient is φ = 87782400.

The previous prime is 343712387. The next prime is 343712441. The reversal of 343712430 is 34217343.

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

It is a junction number, because it is equal to n+sod(n) for n = 343712394 and 343712403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 675016 + ... + 675524.

It is an arithmetic number, because the mean of its divisors is an integer number (7470225).

Almost surely, 2^343712430 is an apocalyptic number.

343712430 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 343712430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (478094400).

343712430 is an abundant number, since it is smaller than the sum of its proper divisors (612476370).

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

343712430 is a wasteful number, since it uses less digits than its factorization.

343712430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627 (or 621 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 343712430 is about 18539.4830025004. The cubic root of 343712430 is about 700.4843110995.

Adding to 343712430 its reverse (34217343), we get a palindrome (377929773).

The spelling of 343712430 in words is "three hundred forty-three million, seven hundred twelve thousand, four hundred thirty".