4046222420 has 24 divisors (see below), whose sum is σ = 8544019848. Its totient is φ = 1609545600.

The previous prime is 4046222417. The next prime is 4046222443. The reversal of 4046222420 is 242226404.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1008016 + 4045214404 = 1004^2 + 63602^2 .

It is a super-2 number, since 2×4046222420² = 32743831744221312800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4046222420.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 555251 + ... + 562490.

It is an arithmetic number, because the mean of its divisors is an integer number (356000827).

Almost surely, 2^4046222420 is an apocalyptic number.

It is an amenable number.

4046222420 is an abundant number, since it is smaller than the sum of its proper divisors (4497797428).

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

4046222420 is a wasteful number, since it uses less digits than its factorization.

4046222420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117931 (or 1117929 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 4046222420 is about 63609.9239112892. The cubic root of 4046222420 is about 1593.4921097626.

Adding to 4046222420 its reverse (242226404), we get a palindrome (4288448824).

The spelling of 4046222420 in words is "four billion, forty-six million, two hundred twenty-two thousand, four hundred twenty".