8989694434 has 32 divisors (see below), whose sum is σ = 15563943936. Its totient is φ = 3814540800.

The previous prime is 8989694431. The next prime is 8989694453. The reversal of 8989694434 is 4344969898.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (8989694431) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1818414 + ... + 1823350.

It is an arithmetic number, because the mean of its divisors is an integer number (486373248).

Almost surely, 2^8989694434 is an apocalyptic number.

8989694434 is a deficient number, since it is larger than the sum of its proper divisors (6574249502).

8989694434 is a wasteful number, since it uses less digits than its factorization.

8989694434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6210.

The product of its digits is 53747712, while the sum is 64.

The square root of 8989694434 is about 94813.9991456958. Note that the first 3 decimals coincide. The cubic root of 8989694434 is about 2079.2895775572.

The spelling of 8989694434 in words is "eight billion, nine hundred eighty-nine million, six hundred ninety-four thousand, four hundred thirty-four".