993422 has 4 divisors (see below), whose sum is σ = 1490136. Its totient is φ = 496710.

The previous prime is 993407. The next prime is 993431. The reversal of 993422 is 224399.

993422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 224399 = 7 ⋅32057.

It is a congruent number.

It is an unprimeable number.

993422 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248354 + ... + 248357.

It is an arithmetic number, because the mean of its divisors is an integer number (372534).

2⁹⁹³⁴²² is an apocalyptic number.

993422 is a deficient number, since it is larger than the sum of its proper divisors (496714).

993422 is a wasteful number, since it uses less digits than its factorization.

993422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496713.

The product of its digits is 3888, while the sum is 29.

The square root of 993422 is about 996.7055733766. The cubic root of 993422 is about 99.7802507899.

The spelling of 993422 in words is "nine hundred ninety-three thousand, four hundred twenty-two".