9993822 has 32 divisors (see below), whose sum is σ = 21047040. Its totient is φ = 3157440.

The previous prime is 9993821. The next prime is 9993827. The reversal of 9993822 is 2283999.

It is a d-powerful number, because it can be written as 9³ + 9³ + 9³ + 3¹³ + 8³ + 2¹³ + 2²³ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9993821) 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, 18922 + ... + 19442.

It is an arithmetic number, because the mean of its divisors is an integer number (657720).

Almost surely, 2^9993822 is an apocalyptic number.

9993822 is an abundant number, since it is smaller than the sum of its proper divisors (11053218).

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

9993822 is a wasteful number, since it uses less digits than its factorization.

9993822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688.

The product of its digits is 69984, while the sum is 42.

The square root of 9993822 is about 3161.3006816815. The cubic root of 9993822 is about 215.3990928717.

The spelling of 9993822 in words is "nine million, nine hundred ninety-three thousand, eight hundred twenty-two".