4020164773 has 4 divisors (see below), whose sum is σ = 4021607968. Its totient is φ = 4018721580.

The previous prime is 4020164689. The next prime is 4020164783. The reversal of 4020164773 is 3774610204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4020164773 - 2⁹ = 4020164261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020164783) 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, 717411 + ... + 722992.

It is an arithmetic number, because the mean of its divisors is an integer number (1005401992).

Almost surely, 2^4020164773 is an apocalyptic number.

It is an amenable number.

4020164773 is a deficient number, since it is larger than the sum of its proper divisors (1443195).

4020164773 is a wasteful number, since it uses less digits than its factorization.

4020164773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1443194.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 4020164773 is about 63404.7693237662. The cubic root of 4020164773 is about 1590.0640472335.

Adding to 4020164773 its reverse (3774610204), we get a palindrome (7794774977).

The spelling of 4020164773 in words is "four billion, twenty million, one hundred sixty-four thousand, seven hundred seventy-three".