8891730434 has 32 divisors (see below), whose sum is σ = 14118838272. Its totient is φ = 4192992000.

The previous prime is 8891730431. The next prime is 8891730457. The reversal of 8891730434 is 4340371988.

8891730434 = 9732² + 9733² + ... + 9824².

It is a super-2 number, since 2×8891730434² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8891730431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4211039 + ... + 4213149.

It is an arithmetic number, because the mean of its divisors is an integer number (441213696).

Almost surely, 2^8891730434 is an apocalyptic number.

8891730434 is a deficient number, since it is larger than the sum of its proper divisors (5227107838).

8891730434 is a wasteful number, since it uses less digits than its factorization.

8891730434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3842.

The product of its (nonzero) digits is 580608, while the sum is 47.

The square root of 8891730434 is about 94295.9725226905. The cubic root of 8891730434 is about 2071.7090473192.

The spelling of 8891730434 in words is "eight billion, eight hundred ninety-one million, seven hundred thirty thousand, four hundred thirty-four".