393122 has 4 divisors (see below), whose sum is σ = 589686. Its totient is φ = 196560.

The previous prime is 393121. The next prime is 393137. The reversal of 393122 is 221393.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 326041 + 67081 = 571^2 + 259^2 .

It is a junction number, because it is equal to n+sod(n) for n = 393094 and 393103.

It is not an unprimeable number, because it can be changed into a prime (393121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98279 + ... + 98282.

2³⁹³¹²² is an apocalyptic number.

393122 is a deficient number, since it is larger than the sum of its proper divisors (196564).

393122 is a wasteful number, since it uses less digits than its factorization.

393122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196563.

The product of its digits is 324, while the sum is 20.

The square root of 393122 is about 626.9944178380. The cubic root of 393122 is about 73.2558732143.

It can be divided in two parts, 393 and 122, that added together give a palindrome (515).

The spelling of 393122 in words is "three hundred ninety-three thousand, one hundred twenty-two".