8728042698 has 24 divisors (see below), whose sum is σ = 19193011968. Its totient is φ = 2865924072.

The previous prime is 8728042669. The next prime is 8728042727. The reversal of 8728042698 is 8962408278.

It is an interprime number because it is at equal distance from previous prime (8728042669) and next prime (8728042727).

It is a super-2 number, since 2×8728042698² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3617386 + ... + 3619797.

It is an arithmetic number, because the mean of its divisors is an integer number (799708832).

Almost surely, 2^8728042698 is an apocalyptic number.

8728042698 is an abundant number, since it is smaller than the sum of its proper divisors (10464969270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8728042698 is a wasteful number, since it uses less digits than its factorization.

8728042698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7237258 (or 7237255 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 54.

The square root of 8728042698 is about 93423.9942306044. The cubic root of 8728042698 is about 2058.9175431303.

The spelling of 8728042698 in words is "eight billion, seven hundred twenty-eight million, forty-two thousand, six hundred ninety-eight".