422391376 has 20 divisors (see below), whose sum is σ = 892782144. Its totient is φ = 191996000.

The previous prime is 422391353. The next prime is 422391377. The reversal of 422391376 is 673193224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422391377) 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, 1199800 + ... + 1200151.

Almost surely, 2^422391376 is an apocalyptic number.

It is an amenable number.

422391376 is an abundant number, since it is smaller than the sum of its proper divisors (470390768).

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

422391376 is a wasteful number, since it uses less digits than its factorization.

422391376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2399970 (or 2399964 counting only the distinct ones).

The product of its digits is 54432, while the sum is 37.

The square root of 422391376 is about 20552.1623193279. The cubic root of 422391376 is about 750.3058758289.

The spelling of 422391376 in words is "four hundred twenty-two million, three hundred ninety-one thousand, three hundred seventy-six".