422973 has 6 divisors (see below), whose sum is σ = 610974. Its totient is φ = 281976.

The previous prime is 422969. The next prime is 422987. The reversal of 422973 is 379224.

It can be written as a sum of positive squares in only one way, i.e., 356409 + 66564 = 597^2 + 258^2 .

It is not a de Polignac number, because 422973 - 2² = 422969 is a prime.

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 422973.

It is not an unprimeable number, because it can be changed into a prime (422923) 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 5 ways as a sum of consecutive naturals, for example, 23490 + ... + 23507.

It is an arithmetic number, because the mean of its divisors is an integer number (101829).

2⁴²²⁹⁷³ is an apocalyptic number.

It is an amenable number.

422973 is a deficient number, since it is larger than the sum of its proper divisors (188001).

422973 is a wasteful number, since it uses less digits than its factorization.

422973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47003 (or 47000 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 422973 is about 650.3637443769. The cubic root of 422973 is about 75.0650102992.

The spelling of 422973 in words is "four hundred twenty-two thousand, nine hundred seventy-three".