4056223420 has 48 divisors (see below), whose sum is σ = 9128685888. Its totient is φ = 1509995520.

The previous prime is 4056223403. The next prime is 4056223429. The reversal of 4056223420 is 243226504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4056223429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102141 + ... + 136180.

It is an arithmetic number, because the mean of its divisors is an integer number (190180956).

Almost surely, 2^4056223420 is an apocalyptic number.

It is an amenable number.

4056223420 is an abundant number, since it is smaller than the sum of its proper divisors (5072462468).

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

4056223420 is a wasteful number, since it uses less digits than its factorization.

4056223420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238390 (or 238388 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 4056223420 is about 63688.4873426901. The cubic root of 4056223420 is about 1594.8039014294.

Adding to 4056223420 its reverse (243226504), we get a palindrome (4299449924).

The spelling of 4056223420 in words is "four billion, fifty-six million, two hundred twenty-three thousand, four hundred twenty".