8990773684 has 24 divisors (see below), whose sum is σ = 15974335328. Its totient is φ = 4426725600.

The previous prime is 8990773657. The next prime is 8990773709. The reversal of 8990773684 is 4863770998.

It is a super-2 number, since 2×8990773684² (a number of 21 digits) contains 22 as substring.

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, 1242862 + ... + 1250074.

Almost surely, 2^8990773684 is an apocalyptic number.

It is an amenable number.

8990773684 is a deficient number, since it is larger than the sum of its proper divisors (6983561644).

8990773684 is a wasteful number, since it uses less digits than its factorization.

8990773684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11935 (or 11933 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 61.

The square root of 8990773684 is about 94819.6903812705. The cubic root of 8990773684 is about 2079.3727833323.

The spelling of 8990773684 in words is "eight billion, nine hundred ninety million, seven hundred seventy-three thousand, six hundred eighty-four".