343427 has 8 divisors (see below), whose sum is σ = 398592. Its totient is φ = 289800.

The previous prime is 343423. The next prime is 343433. The reversal of 343427 is 724343.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 343427 - 2² = 343423 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 343427.

It is not an unprimeable number, because it can be changed into a prime (343423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152 + ... + 842.

It is an arithmetic number, because the mean of its divisors is an integer number (49824).

2³⁴³⁴²⁷ is an apocalyptic number.

343427 is a deficient number, since it is larger than the sum of its proper divisors (55165).

343427 is an equidigital number, since it uses as much as digits as its factorization.

343427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769.

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

The square root of 343427 is about 586.0264499150. The cubic root of 343427 is about 70.0290355736.

The spelling of 343427 in words is "three hundred forty-three thousand, four hundred twenty-seven", and thus it is an iban number.