9352805649 has 16 divisors (see below), whose sum is σ = 13664021760. Its totient is φ = 5643391760.

The previous prime is 9352805639. The next prime is 9352805659. The reversal of 9352805649 is 9465082539.

9352805649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9352805639) and next prime (9352805659).

It is a cyclic number.

It is not a de Polignac number, because 9352805649 - 2⁴ = 9352805633 is a prime.

It is a super-2 number, since 2×9352805649² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9352805639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 616779 + ... + 631760.

It is an arithmetic number, because the mean of its divisors is an integer number (854001360).

Almost surely, 2^9352805649 is an apocalyptic number.

It is an amenable number.

9352805649 is a deficient number, since it is larger than the sum of its proper divisors (4311216111).

9352805649 is a wasteful number, since it uses less digits than its factorization.

9352805649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248780.

The product of its (nonzero) digits is 2332800, while the sum is 51.

The square root of 9352805649 is about 96709.9046065086. The cubic root of 9352805649 is about 2106.9163981702.

The spelling of 9352805649 in words is "nine billion, three hundred fifty-two million, eight hundred five thousand, six hundred forty-nine".