343809048 has 64 divisors (see below), whose sum is σ = 953596800. Its totient is φ = 102414080.

The previous prime is 343809043. The next prime is 343809077. The reversal of 343809048 is 840908343.

It is a super-2 number, since 2×343809048² = 236409322973332608, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 343808997 and 343809015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343809041) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4540 + ... + 26612.

It is an arithmetic number, because the mean of its divisors is an integer number (14899950).

Almost surely, 2^343809048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343809048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (476798400).

343809048 is an abundant number, since it is smaller than the sum of its proper divisors (609787752).

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

343809048 is a wasteful number, since it uses less digits than its factorization.

343809048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22152 (or 22148 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 343809048 is about 18542.0885554999. The cubic root of 343809048 is about 700.5499406264.

The spelling of 343809048 in words is "three hundred forty-three million, eight hundred nine thousand, forty-eight".