3694947241 has 2 divisors, whose sum is σ = 3694947242. Its totient is φ = 3694947240.

The previous prime is 3694947239. The next prime is 3694947251. The reversal of 3694947241 is 1427494963.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3682669225 + 12278016 = 60685^2 + 3504^2 .

It is a cyclic number.

It is not a de Polignac number, because 3694947241 - 2¹ = 3694947239 is a prime.

It is a super-2 number, since 2×3694947241² = 27305270227547024162, which contains 22 as substring.

Together with 3694947239, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3694947251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1847473620 + 1847473621.

It is an arithmetic number, because the mean of its divisors is an integer number (1847473621).

Almost surely, 2^3694947241 is an apocalyptic number.

It is an amenable number.

3694947241 is a deficient number, since it is larger than the sum of its proper divisors (1).

3694947241 is an equidigital number, since it uses as much as digits as its factorization.

3694947241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1306368, while the sum is 49.

The square root of 3694947241 is about 60786.0776905370. The cubic root of 3694947241 is about 1545.9759987002.

The spelling of 3694947241 in words is "three billion, six hundred ninety-four million, nine hundred forty-seven thousand, two hundred forty-one".