422664503 has 8 divisors (see below), whose sum is σ = 425779536. Its totient is φ = 419558400.

The previous prime is 422664499. The next prime is 422664511. The reversal of 422664503 is 305466224.

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 422664503 - 2² = 422664499 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 422664503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422664103) 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, 114200 + ... + 117842.

It is an arithmetic number, because the mean of its divisors is an integer number (53222442).

Almost surely, 2^422664503 is an apocalyptic number.

422664503 is a deficient number, since it is larger than the sum of its proper divisors (3115033).

422664503 is a wasteful number, since it uses less digits than its factorization.

422664503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4465.

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 422664503 is about 20558.8059721376. The cubic root of 422664503 is about 750.4675620833.

The spelling of 422664503 in words is "four hundred twenty-two million, six hundred sixty-four thousand, five hundred three".