340443002 has 4 divisors (see below), whose sum is σ = 510664506. Its totient is φ = 170221500.

The previous prime is 340443001. The next prime is 340443041. The reversal of 340443002 is 200344043.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 329821921 + 10621081 = 18161^2 + 3259^2 .

It is a super-2 number, since 2×340443002² = 231802875221544008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (340443001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85110749 + ... + 85110752.

Almost surely, 2^340443002 is an apocalyptic number.

340443002 is a deficient number, since it is larger than the sum of its proper divisors (170221504).

340443002 is a wasteful number, since it uses less digits than its factorization.

340443002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170221503.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 340443002 is about 18451.0975825288. The cubic root of 340443002 is about 698.2562051562.

Adding to 340443002 its reverse (200344043), we get a palindrome (540787045).

The spelling of 340443002 in words is "three hundred forty million, four hundred forty-three thousand, two".