422693184 has 112 divisors (see below), whose sum is σ = 1179795456. Its totient is φ = 133363200.

The previous prime is 422693177. The next prime is 422693191. The reversal of 422693184 is 481396224.

It is an interprime number because it is at equal distance from previous prime (422693177) and next prime (422693191).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 278989 + ... + 280499.

It is an arithmetic number, because the mean of its divisors is an integer number (10533888).

Almost surely, 2^422693184 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422693184, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (589897728).

422693184 is an abundant number, since it is smaller than the sum of its proper divisors (757102272).

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

422693184 is a wasteful number, since it uses less digits than its factorization.

422693184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1604 (or 1594 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The square root of 422693184 is about 20559.5034959505. The cubic root of 422693184 is about 750.4845366760.

The spelling of 422693184 in words is "four hundred twenty-two million, six hundred ninety-three thousand, one hundred eighty-four".