990280466 has 32 divisors (see below), whose sum is σ = 1729020288. Its totient is φ = 416586240.

The previous prime is 990280453. The next prime is 990280477. The reversal of 990280466 is 664082099.

990280466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 573881 + ... + 575603.

It is an arithmetic number, because the mean of its divisors is an integer number (54031884).

Almost surely, 2^990280466 is an apocalyptic number.

990280466 is a deficient number, since it is larger than the sum of its proper divisors (738739822).

990280466 is a wasteful number, since it uses less digits than its factorization.

990280466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2466.

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 990280466 is about 31468.7220267999. The cubic root of 990280466 is about 996.7496016911.

The spelling of 990280466 in words is "nine hundred ninety million, two hundred eighty thousand, four hundred sixty-six".