922406 has 8 divisors (see below), whose sum is σ = 1407240. Its totient is φ = 453328.

The previous prime is 922391. The next prime is 922423. The reversal of 922406 is 604229.

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

It is an Ulam number.

It is a Curzon number.

It is a plaindrome in base 15.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 922406.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3791 + ... + 4026.

It is an arithmetic number, because the mean of its divisors is an integer number (175905).

2⁹²²⁴⁰⁶ is an apocalyptic number.

922406 is a deficient number, since it is larger than the sum of its proper divisors (484834).

922406 is a wasteful number, since it uses less digits than its factorization.

922406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7878.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 922406 is about 960.4196999229. The cubic root of 922406 is about 97.3435931930.

The spelling of 922406 in words is "nine hundred twenty-two thousand, four hundred six".