4022620544 has 32 divisors (see below), whose sum is σ = 8024431800. Its totient is φ = 2008645632.

The previous prime is 4022620519. The next prime is 4022620561. The reversal of 4022620544 is 4450262204.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77999 + ... + 118865.

Almost surely, 2^4022620544 is an apocalyptic number.

It is an amenable number.

4022620544 is a deficient number, since it is larger than the sum of its proper divisors (4001811256).

4022620544 is an equidigital number, since it uses as much as digits as its factorization.

4022620544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41650 (or 41638 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 4022620544 is about 63424.1321895696. The cubic root of 4022620544 is about 1590.3877519039.

Adding to 4022620544 its reverse (4450262204), we get a palindrome (8472882748).

The spelling of 4022620544 in words is "four billion, twenty-two million, six hundred twenty thousand, five hundred forty-four".