343428003 has 12 divisors (see below), whose sum is σ = 496324920. Its totient is φ = 228830976.

The previous prime is 343427963. The next prime is 343428011. The reversal of 343428003 is 300824343.

It is not a de Polignac number, because 343428003 - 2¹² = 343423907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (343428053) 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, 9988 + ... + 28046.

It is an arithmetic number, because the mean of its divisors is an integer number (41360410).

Almost surely, 2^343428003 is an apocalyptic number.

343428003 is a deficient number, since it is larger than the sum of its proper divisors (152896917).

343428003 is a wasteful number, since it uses less digits than its factorization.

343428003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20178 (or 20175 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 343428003 is about 18531.8105699362. The cubic root of 343428003 is about 700.2910374826.

The spelling of 343428003 in words is "three hundred forty-three million, four hundred twenty-eight thousand, three".