340002 has 24 divisors (see below), whose sum is σ = 793884. Its totient is φ = 104544.

The previous prime is 339991. The next prime is 340007. The reversal of 340002 is 200043.

340002 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 335241 + 4761 = 579^2 + 69^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (340007) by changing a digit.

340002 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 in 11 ways as a sum of consecutive naturals, for example, 493 + ... + 960.

2³⁴⁰⁰⁰² is an apocalyptic number.

340002 is an abundant number, since it is smaller than the sum of its proper divisors (453882).

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

340002 is a wasteful number, since it uses less digits than its factorization.

340002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1474 (or 1471 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 9.

The square root of 340002 is about 583.0969044679. The cubic root of 340002 is about 69.7954573224.

Adding to 340002 its reverse (200043), we get a palindrome (540045).

The spelling of 340002 in words is "three hundred forty thousand, two", and thus it is an iban number.