4509090290 has 16 divisors (see below), whose sum is σ = 8147227968. Its totient is φ = 1796777136.

The previous prime is 4509090283. The next prime is 4509090301. The reversal of 4509090290 is 920909054.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 854612 + ... + 859871.

It is an arithmetic number, because the mean of its divisors is an integer number (509201748).

Almost surely, 2^4509090290 is an apocalyptic number.

4509090290 is a deficient number, since it is larger than the sum of its proper divisors (3638137678).

4509090290 is a wasteful number, since it uses less digits than its factorization.

4509090290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1714753.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 4509090290 is about 67149.7601633841. The cubic root of 4509090290 is about 1652.0745610339.

The spelling of 4509090290 in words is "four billion, five hundred nine million, ninety thousand, two hundred ninety".