422603612 has 24 divisors (see below), whose sum is σ = 787059504. Its totient is φ = 197856512.

The previous prime is 422603611. The next prime is 422603641. The reversal of 422603612 is 216306224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422603611) 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, 2378 + ... + 29169.

It is an arithmetic number, because the mean of its divisors is an integer number (32794146).

Almost surely, 2^422603612 is an apocalyptic number.

It is an amenable number.

422603612 is a deficient number, since it is larger than the sum of its proper divisors (364455892).

422603612 is a wasteful number, since it uses less digits than its factorization.

422603612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31765 (or 31763 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 422603612 is about 20557.3250205371. The cubic root of 422603612 is about 750.4315217451.

Adding to 422603612 its reverse (216306224), we get a palindrome (638909836).

The spelling of 422603612 in words is "four hundred twenty-two million, six hundred three thousand, six hundred twelve".