3986740273 has 2 divisors, whose sum is σ = 3986740274. Its totient is φ = 3986740272.

The previous prime is 3986740253. The next prime is 3986740279. The reversal of 3986740273 is 3720476893.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2181170209 + 1805570064 = 46703^2 + 42492^2 .

It is a cyclic number.

It is not a de Polignac number, because 3986740273 - 2¹³ = 3986732081 is a prime.

It is a super-2 number, since 2×3986740273² = 31788196008720229058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3986740279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1993370136 + 1993370137.

It is an arithmetic number, because the mean of its divisors is an integer number (1993370137).

Almost surely, 2^3986740273 is an apocalyptic number.

It is an amenable number.

3986740273 is a deficient number, since it is larger than the sum of its proper divisors (1).

3986740273 is an equidigital number, since it uses as much as digits as its factorization.

3986740273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1524096, while the sum is 49.

The square root of 3986740273 is about 63140.6388390235. The cubic root of 3986740273 is about 1585.6450681653.

The spelling of 3986740273 in words is "three billion, nine hundred eighty-six million, seven hundred forty thousand, two hundred seventy-three".