990346486 has 8 divisors (see below), whose sum is σ = 1495358064. Its totient is φ = 491893800.

The previous prime is 990346439. The next prime is 990346531. The reversal of 990346486 is 684643099.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1639345 + ... + 1639948.

It is an arithmetic number, because the mean of its divisors is an integer number (186919758).

Almost surely, 2^990346486 is an apocalyptic number.

990346486 is a deficient number, since it is larger than the sum of its proper divisors (505011578).

990346486 is a wasteful number, since it uses less digits than its factorization.

990346486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3279446.

The product of its (nonzero) digits is 1119744, while the sum is 49.

The square root of 990346486 is about 31469.7709874095. The cubic root of 990346486 is about 996.7717516269.

The spelling of 990346486 in words is "nine hundred ninety million, three hundred forty-six thousand, four hundred eighty-six".