9306987864 has 64 divisors (see below), whose sum is σ = 24656940000. Its totient is φ = 2922286080.

The previous prime is 9306987853. The next prime is 9306987869. The reversal of 9306987864 is 4687896039.

It is a junction number, because it is equal to n+sod(n) for n = 9306987798 and 9306987807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9306987869) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134539 + ... + 191610.

Almost surely, 2^9306987864 is an apocalyptic number.

It is an amenable number.

9306987864 is an abundant number, since it is smaller than the sum of its proper divisors (15349952136).

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

9306987864 is a wasteful number, since it uses less digits than its factorization.

9306987864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326228 (or 326224 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 60.

The square root of 9306987864 is about 96472.7311938457. The cubic root of 9306987864 is about 2103.4702911419.

The spelling of 9306987864 in words is "nine billion, three hundred six million, nine hundred eighty-seven thousand, eight hundred sixty-four".