422903 has 4 divisors (see below), whose sum is σ = 455448. Its totient is φ = 390360.

The previous prime is 422899. The next prime is 422911. The reversal of 422903 is 309224.

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

It is a cyclic number.

It is not a de Polignac number, because 422903 - 2² = 422899 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16253 + ... + 16278.

It is an arithmetic number, because the mean of its divisors is an integer number (113862).

2⁴²²⁹⁰³ is an apocalyptic number.

422903 is a deficient number, since it is larger than the sum of its proper divisors (32545).

422903 is a wasteful number, since it uses less digits than its factorization.

422903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32544.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 422903 is about 650.3099261122. The cubic root of 422903 is about 75.0608691045.

The spelling of 422903 in words is "four hundred twenty-two thousand, nine hundred three".