422615603 has 4 divisors (see below), whose sum is σ = 422772528. Its totient is φ = 422458680.

The previous prime is 422615573. The next prime is 422615621. The reversal of 422615603 is 306516224.

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 422615603 - 2¹² = 422611507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422615623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74351 + ... + 79832.

It is an arithmetic number, because the mean of its divisors is an integer number (105693132).

Almost surely, 2^422615603 is an apocalyptic number.

422615603 is a deficient number, since it is larger than the sum of its proper divisors (156925).

422615603 is a wasteful number, since it uses less digits than its factorization.

422615603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156924.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 422615603 is about 20557.6166663356. The cubic root of 422615603 is about 750.4386192860.

The spelling of 422615603 in words is "four hundred twenty-two million, six hundred fifteen thousand, six hundred three".