3285938731 has 2 divisors, whose sum is σ = 3285938732. Its totient is φ = 3285938730.

The previous prime is 3285938693. The next prime is 3285938737. The reversal of 3285938731 is 1378395823.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3285938731 - 2¹¹ = 3285936683 is a prime.

It is a super-2 number, since 2×3285938731² = 21594786687771780722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3285938737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1642969365 + 1642969366.

It is an arithmetic number, because the mean of its divisors is an integer number (1642969366).

Almost surely, 2^3285938731 is an apocalyptic number.

3285938731 is a deficient number, since it is larger than the sum of its proper divisors (1).

3285938731 is an equidigital number, since it uses as much as digits as its factorization.

3285938731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 49.

The square root of 3285938731 is about 57323.1081763716. The cubic root of 3285938731 is about 1486.6879469082.

The spelling of 3285938731 in words is "three billion, two hundred eighty-five million, nine hundred thirty-eight thousand, seven hundred thirty-one".