4422572101 has 4 divisors (see below), whose sum is σ = 4423444204. Its totient is φ = 4421700000.

The previous prime is 4422572081. The next prime is 4422572129. The reversal of 4422572101 is 1012752244.

It is the 27150-th star number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1711807876 + 2710764225 = 41374^2 + 52065^2 .

It is a 3-Lehmer number, since φ(4422572101) divides (4422572101-1)³.

It is a cyclic number.

It is not a de Polignac number, because 4422572101 - 2¹³ = 4422563909 is a prime.

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 4422572101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4422572201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428400 + ... + 438601.

It is an arithmetic number, because the mean of its divisors is an integer number (1105861051).

Almost surely, 2^4422572101 is an apocalyptic number.

It is an amenable number.

4422572101 is a deficient number, since it is larger than the sum of its proper divisors (872103).

4422572101 is an equidigital number, since it uses as much as digits as its factorization.

4422572101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872102.

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 4422572101 is about 66502.4217679326. The cubic root of 4422572101 is about 1641.4398544969.

The spelling of 4422572101 in words is "four billion, four hundred twenty-two million, five hundred seventy-two thousand, one hundred one".