4004066673 has 6 divisors (see below), whose sum is σ = 5783651874. Its totient is φ = 2669377776.

The previous prime is 4004066653. The next prime is 4004066681. The reversal of 4004066673 is 3766604004.

It can be written as a sum of positive squares in only one way, i.e., 2507305329 + 1496761344 = 50073^2 + 38688^2 .

It is not a de Polignac number, because 4004066673 - 2⁵ = 4004066641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4004066623) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 222448140 + ... + 222448157.

It is an arithmetic number, because the mean of its divisors is an integer number (963941979).

Almost surely, 2^4004066673 is an apocalyptic number.

It is an amenable number.

4004066673 is a deficient number, since it is larger than the sum of its proper divisors (1779585201).

4004066673 is a wasteful number, since it uses less digits than its factorization.

4004066673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444896303 (or 444896300 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 4004066673 is about 63277.6949090278. The cubic root of 4004066673 is about 1587.9388231809.

The spelling of 4004066673 in words is "four billion, four million, sixty-six thousand, six hundred seventy-three".