2020001673 has 16 divisors (see below), whose sum is σ = 2775004416. Its totient is φ = 1306341120.

The previous prime is 2020001671. The next prime is 2020001681. The reversal of 2020001673 is 3761000202.

It is a happy number.

It is not a de Polignac number, because 2020001673 - 2¹ = 2020001671 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2020001671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47458 + ... + 79323.

It is an arithmetic number, because the mean of its divisors is an integer number (173437776).

Almost surely, 2^2020001673 is an apocalyptic number.

It is an amenable number.

2020001673 is a deficient number, since it is larger than the sum of its proper divisors (755002743).

2020001673 is a wasteful number, since it uses less digits than its factorization.

2020001673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126944.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 2020001673 is about 44944.4287203653. The cubic root of 2020001673 is about 1264.1072138485.

Adding to 2020001673 its reverse (3761000202), we get a palindrome (5781001875).

The spelling of 2020001673 in words is "two billion, twenty million, one thousand, six hundred seventy-three".