8994608690 has 8 divisors (see below), whose sum is σ = 16190295660. Its totient is φ = 3597843472.

The previous prime is 8994608687. The next prime is 8994608699. The reversal of 8994608690 is 968064998.

It can be written as a sum of positive squares in 2 ways, for example, as 8233566121 + 761042569 = 90739^2 + 27587^2 .

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

It is a super-2 number, since 2×8994608690² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8994608699) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 449730425 + ... + 449730444.

Almost surely, 2^8994608690 is an apocalyptic number.

8994608690 is a deficient number, since it is larger than the sum of its proper divisors (7195686970).

8994608690 is a wasteful number, since it uses less digits than its factorization.

8994608690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899460876.

The product of its (nonzero) digits is 6718464, while the sum is 59.

The square root of 8994608690 is about 94839.9108498105. The cubic root of 8994608690 is about 2079.6683928027.

The spelling of 8994608690 in words is "eight billion, nine hundred ninety-four million, six hundred eight thousand, six hundred ninety".