422055936 has 117 divisors (see below), whose sum is σ = 1230624031. Its totient is φ = 139370496.

The previous prime is 422055919. The next prime is 422055973. The reversal of 422055936 is 639550224.

The square root of 422055936 is 20544.

It is a perfect power (a square), and thus also a powerful number.

422055936 is a `hidden beast` number, since 42 + 20 + 5 + 593 + 6 = 666.

It is a super-2 number, since 2×422055936² = 356262426225672192, which contains 22 as substring.

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

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 422055936.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3944395 + ... + 3944501.

Almost surely, 2^422055936 is an apocalyptic number.

422055936 is the 20544-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422055936

422055936 is an abundant number, since it is smaller than the sum of its proper divisors (808568095).

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

422055936 is an equidigital number, since it uses as much as digits as its factorization.

422055936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244 (or 112 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The cubic root of 422055936 is about 750.1072060084.

Multiplying 422055936 by its sum of digits (36), we get a square (15194013696 = 123264²).

422055936 divided by its sum of digits (36) gives a square (11723776 = 3424²).

The spelling of 422055936 in words is "four hundred twenty-two million, fifty-five thousand, nine hundred thirty-six".