343143172 has 6 divisors (see below), whose sum is σ = 600500558. Its totient is φ = 171571584.

The previous prime is 343143169. The next prime is 343143191. The reversal of 343143172 is 271341343.

It can be written as a sum of positive squares in only one way, i.e., 342028036 + 1115136 = 18494^2 + 1056^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 343143172.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42892893 + ... + 42892900.

Almost surely, 2^343143172 is an apocalyptic number.

It is an amenable number.

343143172 is a deficient number, since it is larger than the sum of its proper divisors (257357386).

343143172 is a wasteful number, since it uses less digits than its factorization.

343143172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85785797 (or 85785795 counting only the distinct ones).

The product of its digits is 6048, while the sum is 28.

The square root of 343143172 is about 18524.1240548642. The cubic root of 343143172 is about 700.0973823701.

The spelling of 343143172 in words is "three hundred forty-three million, one hundred forty-three thousand, one hundred seventy-two".