993122 has 8 divisors (see below), whose sum is σ = 1604316. Its totient is φ = 458352.

The previous prime is 993121. The next prime is 993137. The reversal of 993122 is 221399.

It can be written as a sum of positive squares in 2 ways, for example, as 919681 + 73441 = 959^2 + 271^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 38197 = 993122 / (9 + 9 + 3 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 993091 and 993100.

It is not an unprimeable number, because it can be changed into a prime (993121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19073 + ... + 19124.

2⁹⁹³¹²² is an apocalyptic number.

993122 is a deficient number, since it is larger than the sum of its proper divisors (611194).

993122 is a wasteful number, since it uses less digits than its factorization.

993122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38212.

The product of its digits is 972, while the sum is 26.

The square root of 993122 is about 996.5550662156. Note that the first 3 decimals coincide. The cubic root of 993122 is about 99.7702056835.

The spelling of 993122 in words is "nine hundred ninety-three thousand, one hundred twenty-two".