8446990 has 16 divisors (see below), whose sum is σ = 15377040. Its totient is φ = 3340480.

The previous prime is 8446979. The next prime is 8447029. The reversal of 8446990 is 996448.

It is a congruent number.

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, 3856 + ... + 5635.

It is an arithmetic number, because the mean of its divisors is an integer number (961065).

Almost surely, 2^8446990 is an apocalyptic number.

8446990 is a deficient number, since it is larger than the sum of its proper divisors (6930050).

8446990 is a wasteful number, since it uses less digits than its factorization.

8446990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9587.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 8446990 is about 2906.3705888961. The cubic root of 8446990 is about 203.6576180491.

It can be divided in two parts, 84 and 46990, that added together give a palindrome (47074).

The spelling of 8446990 in words is "eight million, four hundred forty-six thousand, nine hundred ninety".