422964432 has 120 divisors (see below), whose sum is σ = 1297595520. Its totient is φ = 127549440.

The previous prime is 422964419. The next prime is 422964461. The reversal of 422964432 is 234469224.

422964432 is a `hidden beast` number, since 4 + 2 + 2 + 9 + 644 + 3 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 406569 + ... + 407607.

It is an arithmetic number, because the mean of its divisors is an integer number (10813296).

Almost surely, 2^422964432 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 422964432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (648797760).

422964432 is an abundant number, since it is smaller than the sum of its proper divisors (874631088).

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

422964432 is a wasteful number, since it uses less digits than its factorization.

422964432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1321 (or 1312 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 422964432 is about 20566.0990953559. The cubic root of 422964432 is about 750.6450344151.

The spelling of 422964432 in words is "four hundred twenty-two million, nine hundred sixty-four thousand, four hundred thirty-two".