343473438 has 48 divisors (see below), whose sum is σ = 871755264. Its totient is φ = 89213040.

The previous prime is 343473407. The next prime is 343473499. The reversal of 343473438 is 834374343.

It is a super-2 number, since 2×343473438² = 235948005223079688, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 343473396 and 343473405.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 49870 + ... + 56337.

It is an arithmetic number, because the mean of its divisors is an integer number (18161568).

Almost surely, 2^343473438 is an apocalyptic number.

343473438 is an abundant number, since it is smaller than the sum of its proper divisors (528281826).

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

343473438 is a wasteful number, since it uses less digits than its factorization.

343473438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106237 (or 106230 counting only the distinct ones).

The product of its digits is 290304, while the sum is 39.

The square root of 343473438 is about 18533.0363945037. The cubic root of 343473438 is about 700.3219185989.

The spelling of 343473438 in words is "three hundred forty-three million, four hundred seventy-three thousand, four hundred thirty-eight".