3809473273 has 2 divisors, whose sum is σ = 3809473274. Its totient is φ = 3809473272.

The previous prime is 3809473259. The next prime is 3809473301. The reversal of 3809473273 is 3723749083.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2537338384 + 1272134889 = 50372^2 + 35667^2 .

It is a cyclic number.

It is not a de Polignac number, because 3809473273 - 2¹³ = 3809465081 is a prime.

It is not a weakly prime, because it can be changed into another prime (3809473253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1904736636 + 1904736637.

It is an arithmetic number, because the mean of its divisors is an integer number (1904736637).

Almost surely, 2^3809473273 is an apocalyptic number.

It is an amenable number.

3809473273 is a deficient number, since it is larger than the sum of its proper divisors (1).

3809473273 is an equidigital number, since it uses as much as digits as its factorization.

3809473273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 46.

The square root of 3809473273 is about 61720.9305908458. The cubic root of 3809473273 is about 1561.7864250421.

The spelling of 3809473273 in words is "three billion, eight hundred nine million, four hundred seventy-three thousand, two hundred seventy-three".