343470 has 24 divisors (see below), whose sum is σ = 832104. Its totient is φ = 90736.

The previous prime is 343433. The next prime is 343481. The reversal of 343470 is 74343.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 343470.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3157 + ... + 3263.

It is an arithmetic number, because the mean of its divisors is an integer number (34671).

2³⁴³⁴⁷⁰ is an apocalyptic number.

343470 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

343470 is an abundant number, since it is smaller than the sum of its proper divisors (488634).

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

343470 is a wasteful number, since it uses less digits than its factorization.

343470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224 (or 117 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 343470 is about 586.0631365305. The cubic root of 343470 is about 70.0319581965.

The spelling of 343470 in words is "three hundred forty-three thousand, four hundred seventy", and thus it is an iban number.