422682618 has 16 divisors (see below), whose sum is σ = 849793536. Its totient is φ = 140156160.

The previous prime is 422682599. The next prime is 422682619. The reversal of 422682618 is 816286224.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (422682619) 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, 183271 + ... + 185562.

It is an arithmetic number, because the mean of its divisors is an integer number (53112096).

Almost surely, 2^422682618 is an apocalyptic number.

422682618 is an abundant number, since it is smaller than the sum of its proper divisors (427110918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422682618 is a wasteful number, since it uses less digits than its factorization.

422682618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369029.

The product of its digits is 73728, while the sum is 39.

The square root of 422682618 is about 20559.2465328864. The cubic root of 422682618 is about 750.4782833730.

The spelling of 422682618 in words is "four hundred twenty-two million, six hundred eighty-two thousand, six hundred eighteen".