4340990 has 16 divisors (see below), whose sum is σ = 7888752. Its totient is φ = 1719744.

The previous prime is 4340989. The next prime is 4340993. The reversal of 4340990 is 990434.

4340990 = T₃₅₀ + T₃₅₁ + ... + T₄₀₉.

It is a happy number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4340993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 959 + ... + 3098.

It is an arithmetic number, because the mean of its divisors is an integer number (493047).

Almost surely, 2^4340990 is an apocalyptic number.

4340990 is a deficient number, since it is larger than the sum of its proper divisors (3547762).

4340990 is a wasteful number, since it uses less digits than its factorization.

4340990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4171.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 4340990 is about 2083.5042596549. The cubic root of 4340990 is about 163.1284069790.

The spelling of 4340990 in words is "four million, three hundred forty thousand, nine hundred ninety".