422873 has 8 divisors (see below), whose sum is σ = 474240. Its totient is φ = 373680.

The previous prime is 422869. The next prime is 422879. The reversal of 422873 is 378224.

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

It is a cyclic number.

It is not a de Polignac number, because 422873 - 2² = 422869 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422879) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113 + ... + 926.

It is an arithmetic number, because the mean of its divisors is an integer number (59280).

2⁴²²⁸⁷³ is an apocalyptic number.

It is an amenable number.

422873 is a deficient number, since it is larger than the sum of its proper divisors (51367).

422873 is a wasteful number, since it uses less digits than its factorization.

422873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087.

The product of its digits is 2688, while the sum is 26.

The square root of 422873 is about 650.2868597781. The cubic root of 422873 is about 75.0590941669.

The spelling of 422873 in words is "four hundred twenty-two thousand, eight hundred seventy-three".