3942246271 has 2 divisors, whose sum is σ = 3942246272. Its totient is φ = 3942246270.

The previous prime is 3942246211. The next prime is 3942246313. The reversal of 3942246271 is 1726422493.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3942246271 - 2⁹ = 3942245759 is a prime.

It is a super-2 number, since 2×3942246271² = 31082611322426810882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3942246211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1971123135 + 1971123136.

It is an arithmetic number, because the mean of its divisors is an integer number (1971123136).

Almost surely, 2^3942246271 is an apocalyptic number.

3942246271 is a deficient number, since it is larger than the sum of its proper divisors (1).

3942246271 is an equidigital number, since it uses as much as digits as its factorization.

3942246271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 40.

The square root of 3942246271 is about 62787.3097926643. The cubic root of 3942246271 is about 1579.7241241082.

The spelling of 3942246271 in words is "three billion, nine hundred forty-two million, two hundred forty-six thousand, two hundred seventy-one".