343472 has 10 divisors (see below), whose sum is σ = 665508. Its totient is φ = 171728.

The previous prime is 343433. The next prime is 343481. The reversal of 343472 is 274343.

It is a happy number.

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

It is an unprimeable number.

343472 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10718 + ... + 10749.

2³⁴³⁴⁷² is an apocalyptic number.

It is an amenable number.

343472 is a deficient number, since it is larger than the sum of its proper divisors (322036).

343472 is a wasteful number, since it uses less digits than its factorization.

343472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21475 (or 21469 counting only the distinct ones).

The product of its digits is 2016, while the sum is 23.

The square root of 343472 is about 586.0648428288. The cubic root of 343472 is about 70.0320941265.

The spelling of 343472 in words is "three hundred forty-three thousand, four hundred seventy-two", and thus it is an iban number.