343044432 has 60 divisors (see below), whose sum is σ = 963032980. Its totient is φ = 113992704.

The previous prime is 343044431. The next prime is 343044439. The reversal of 343044432 is 234440343.

It can be written as a sum of positive squares in 2 ways, for example, as 106007616 + 237036816 = 10296^2 + 15396^2 .

It is a junction number, because it is equal to n+sod(n) for n = 343044396 and 343044405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343044431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44994 + ... + 52062.

Almost surely, 2^343044432 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 343044432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (481516490).

343044432 is an abundant number, since it is smaller than the sum of its proper divisors (619988548).

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

343044432 is a wasteful number, since it uses less digits than its factorization.

343044432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7420 (or 7411 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

The square root of 343044432 is about 18521.4586898549. The cubic root of 343044432 is about 700.0302245453.

Adding to 343044432 its reverse (234440343), we get a palindrome (577484775).

The spelling of 343044432 in words is "three hundred forty-three million, forty-four thousand, four hundred thirty-two".