422503 has 8 divisors (see below), whose sum is σ = 457520. Its totient is φ = 388800.

The previous prime is 422479. The next prime is 422537. The reversal of 422503 is 305224.

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 422503 - 2¹³ = 414311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422563) 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 7 ways as a sum of consecutive naturals, for example, 403 + ... + 1003.

It is an arithmetic number, because the mean of its divisors is an integer number (57190).

2⁴²²⁵⁰³ is an apocalyptic number.

422503 is a deficient number, since it is larger than the sum of its proper divisors (35017).

422503 is a wasteful number, since it uses less digits than its factorization.

422503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 422503 is about 650.0023076882. The cubic root of 422503 is about 75.0371963642.

Adding to 422503 its reverse (305224), we get a palindrome (727727).

The spelling of 422503 in words is "four hundred twenty-two thousand, five hundred three".