343246420 has 24 divisors (see below), whose sum is σ = 786346848. Its totient is φ = 124816800.

The previous prime is 343246369. The next prime is 343246441. The reversal of 343246420 is 24642343.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 779886 + ... + 780325.

It is an arithmetic number, because the mean of its divisors is an integer number (32764452).

Almost surely, 2^343246420 is an apocalyptic number.

It is an amenable number.

343246420 is an abundant number, since it is smaller than the sum of its proper divisors (443100428).

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

343246420 is a wasteful number, since it uses less digits than its factorization.

343246420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1560231 (or 1560229 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

The square root of 343246420 is about 18526.9106976851. The cubic root of 343246420 is about 700.1675925252.

Adding to 343246420 its reverse (24642343), we get a palindrome (367888763).

The spelling of 343246420 in words is "three hundred forty-three million, two hundred forty-six thousand, four hundred twenty".