4493290 has 16 divisors (see below), whose sum is σ = 8112168. Its totient is φ = 1791936.

The previous prime is 4493273. The next prime is 4493297. The reversal of 4493290 is 923944.

It can be written as a sum of positive squares in 4 ways, for example, as 3426201 + 1067089 = 1851^2 + 1033^2 .

It is not an unprimeable number, because it can be changed into a prime (4493297) 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, 5764 + ... + 6496.

Almost surely, 2^4493290 is an apocalyptic number.

4493290 is a deficient number, since it is larger than the sum of its proper divisors (3618878).

4493290 is a wasteful number, since it uses less digits than its factorization.

4493290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 4493290 is about 2119.7381913812. The cubic root of 4493290 is about 165.0142626177.

The spelling of 4493290 in words is "four million, four hundred ninety-three thousand, two hundred ninety".