9015897822 has 64 divisors (see below), whose sum is σ = 19121606400. Its totient is φ = 2826109440.

The previous prime is 9015897773. The next prime is 9015897823. The reversal of 9015897822 is 2287985109.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9015897823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12716004 + ... + 12716712.

It is an arithmetic number, because the mean of its divisors is an integer number (298775100).

Almost surely, 2^9015897822 is an apocalyptic number.

9015897822 is an abundant number, since it is smaller than the sum of its proper divisors (10105708578).

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

9015897822 is a wasteful number, since it uses less digits than its factorization.

9015897822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1401.

The product of its (nonzero) digits is 725760, while the sum is 51.

The square root of 9015897822 is about 94952.0817149366. The cubic root of 9015897822 is about 2081.3078730618.

The spelling of 9015897822 in words is "nine billion, fifteen million, eight hundred ninety-seven thousand, eight hundred twenty-two".