9839052864 has 63 divisors (see below), whose sum is σ = 28208693773. Its totient is φ = 3278890752.

The previous prime is 9839052851. The next prime is 9839052943. The reversal of 9839052864 is 4682509389.

The square root of 9839052864 is 99192.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 7279502400 + 2559550464 = 85320^2 + 50592^2 .

It is a super-2 number, since 2×9839052864² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9839052864.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2378542 + ... + 2382674.

Almost surely, 2^9839052864 is an apocalyptic number.

9839052864 is the 99192-nd square number.

It is an amenable number.

9839052864 is an abundant number, since it is smaller than the sum of its proper divisors (18369640909).

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

9839052864 is an frugal number, since it uses more digits than its factorization.

9839052864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8284 (or 4138 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The cubic root of 9839052864 is about 2142.8137837474.

The spelling of 9839052864 in words is "nine billion, eight hundred thirty-nine million, fifty-two thousand, eight hundred sixty-four".