4056362021 has 8 divisors (see below), whose sum is σ = 4064156544. Its totient is φ = 4048577280.

The previous prime is 4056361961. The next prime is 4056362033. The reversal of 4056362021 is 1202636504.

4056362021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4056362021 is a prime.

It is a super-2 number, since 2×4056362021² = 32908145690822408882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4056862021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1918661 + ... + 1920773.

It is an arithmetic number, because the mean of its divisors is an integer number (508019568).

Almost surely, 2^4056362021 is an apocalyptic number.

It is an amenable number.

4056362021 is a deficient number, since it is larger than the sum of its proper divisors (7794523).

4056362021 is a wasteful number, since it uses less digits than its factorization.

4056362021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4891.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 4056362021 is about 63689.5754499902. The cubic root of 4056362021 is about 1594.8220660188.

Adding to 4056362021 its reverse (1202636504), we get a palindrome (5258998525).

The spelling of 4056362021 in words is "four billion, fifty-six million, three hundred sixty-two thousand, twenty-one".