422652018 has 32 divisors (see below), whose sum is σ = 855489600. Its totient is φ = 139196736.

The previous prime is 422651959. The next prime is 422652037. The reversal of 422652018 is 810256224.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189880 + ... + 192092.

It is an arithmetic number, because the mean of its divisors is an integer number (26734050).

Almost surely, 2^422652018 is an apocalyptic number.

422652018 is an abundant number, since it is smaller than the sum of its proper divisors (432837582).

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

422652018 is a wasteful number, since it uses less digits than its factorization.

422652018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2586.

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 422652018 is about 20558.5023287203. The cubic root of 422652018 is about 750.4601727081.

The spelling of 422652018 in words is "four hundred twenty-two million, six hundred fifty-two thousand, eighteen".