3850386731 has 2 divisors, whose sum is σ = 3850386732. Its totient is φ = 3850386730.

The previous prime is 3850386721. The next prime is 3850386733. The reversal of 3850386731 is 1376830583.

It is a strong prime.

It is an emirp because it is prime and its reverse (1376830583) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3850386731 - 2⁶ = 3850386667 is a prime.

It is a super-2 number, since 2×3850386731² = 29650955956521732722, which contains 22 as substring.

Together with 3850386733, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3850386733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1925193365 + 1925193366.

It is an arithmetic number, because the mean of its divisors is an integer number (1925193366).

Almost surely, 2^3850386731 is an apocalyptic number.

3850386731 is a deficient number, since it is larger than the sum of its proper divisors (1).

3850386731 is an equidigital number, since it uses as much as digits as its factorization.

3850386731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 44.

The square root of 3850386731 is about 62051.4845189058. The cubic root of 3850386731 is about 1567.3576838828.

The spelling of 3850386731 in words is "three billion, eight hundred fifty million, three hundred eighty-six thousand, seven hundred thirty-one".