422546432 has 176 divisors, whose sum is σ = 1103611392. Its totient is φ = 156794880.

The previous prime is 422546413. The next prime is 422546459. The reversal of 422546432 is 234645224.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (176).

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 1813388 + ... + 1813620.

Almost surely, 2^422546432 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 422546432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (551805696).

422546432 is an abundant number, since it is smaller than the sum of its proper divisors (681064960).

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

422546432 is a wasteful number, since it uses less digits than its factorization.

422546432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294 (or 276 counting only the distinct ones).

The product of its digits is 46080, while the sum is 32.

The square root of 422546432 is about 20555.9342283439. The cubic root of 422546432 is about 750.3976747321.

The spelling of 422546432 in words is "four hundred twenty-two million, five hundred forty-six thousand, four hundred thirty-two".