340042224 has 40 divisors (see below), whose sum is σ = 906783232. Its totient is φ = 109690560.

The previous prime is 340042207. The next prime is 340042231. The reversal of 340042224 is 422240043.

It is a self number, because there is not a number n which added to its sum of digits gives 340042224.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112774 + ... + 115749.

Almost surely, 2^340042224 is an apocalyptic number.

It is an amenable number.

340042224 is an abundant number, since it is smaller than the sum of its proper divisors (566741008).

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

340042224 is a wasteful number, since it uses less digits than its factorization.

340042224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228565 (or 228559 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 340042224 is about 18440.2338379967. The cubic root of 340042224 is about 697.9820960205.

Adding to 340042224 its reverse (422240043), we get a palindrome (762282267).

The spelling of 340042224 in words is "three hundred forty million, forty-two thousand, two hundred twenty-four".