343477442 has 32 divisors (see below), whose sum is σ = 643230720. Its totient is φ = 133638480.

The previous prime is 343477441. The next prime is 343477447. The reversal of 343477442 is 244774343.

It is a junction number, because it is equal to n+sod(n) for n = 343477396 and 343477405.

It is not an unprimeable number, because it can be changed into a prime (343477441) 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, 181859 + ... + 183737.

It is an arithmetic number, because the mean of its divisors is an integer number (20100960).

Almost surely, 2^343477442 is an apocalyptic number.

343477442 is a deficient number, since it is larger than the sum of its proper divisors (299753278).

343477442 is a wasteful number, since it uses less digits than its factorization.

343477442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3086.

The product of its digits is 225792, while the sum is 38.

The square root of 343477442 is about 18533.1444175024. The cubic root of 343477442 is about 700.3246398943.

The spelling of 343477442 in words is "three hundred forty-three million, four hundred seventy-seven thousand, four hundred forty-two".