343479828 has 48 divisors (see below), whose sum is σ = 843192000. Its totient is φ = 108665088.

The previous prime is 343479827. The next prime is 343479833. The reversal of 343479828 is 828974343.

It is a super-3 number, since 3×343479828³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343479821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12168 + ... + 28896.

It is an arithmetic number, because the mean of its divisors is an integer number (17566500).

Almost surely, 2^343479828 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 343479828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (421596000).

343479828 is an abundant number, since it is smaller than the sum of its proper divisors (499712172).

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

343479828 is a wasteful number, since it uses less digits than its factorization.

343479828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16824 (or 16822 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 48.

The square root of 343479828 is about 18533.2087885504. The cubic root of 343479828 is about 700.3262615153.

The spelling of 343479828 in words is "three hundred forty-three million, four hundred seventy-nine thousand, eight hundred twenty-eight".