343212000 has 192 divisors, whose sum is σ = 1156244544. Its totient is φ = 88934400.

The previous prime is 343211993. The next prime is 343212007. The reversal of 343212000 is 212343.

It is an interprime number because it is at equal distance from previous prime (343211993) and next prime (343212007).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343212007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 443614 + ... + 444386.

It is an arithmetic number, because the mean of its divisors is an integer number (6022107).

Almost surely, 2^343212000 is an apocalyptic number.

343212000 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 343212000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (578122272).

343212000 is an abundant number, since it is smaller than the sum of its proper divisors (813032544).

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

343212000 is a wasteful number, since it uses less digits than its factorization.

343212000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838 (or 820 counting only the distinct ones).

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

The square root of 343212000 is about 18525.9817553618. The cubic root of 343212000 is about 700.1441879848.

Adding to 343212000 its reverse (212343), we get a palindrome (343424343).

The spelling of 343212000 in words is "three hundred forty-three million, two hundred twelve thousand".