3689464843 has 2 divisors, whose sum is σ = 3689464844. Its totient is φ = 3689464842.

The previous prime is 3689464837. The next prime is 3689464847. The reversal of 3689464843 is 3484649863.

3689464843 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (3484649863) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3689464843 is a prime.

It is a super-2 number, since 2×3689464843² = 27224301655466029298, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3689464847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1844732421 + 1844732422.

It is an arithmetic number, because the mean of its divisors is an integer number (1844732422).

Almost surely, 2^3689464843 is an apocalyptic number.

3689464843 is a deficient number, since it is larger than the sum of its proper divisors (1).

3689464843 is an equidigital number, since it uses as much as digits as its factorization.

3689464843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11943936, while the sum is 55.

The square root of 3689464843 is about 60740.9651141633. The cubic root of 3689464843 is about 1545.2110034637.

The spelling of 3689464843 in words is "three billion, six hundred eighty-nine million, four hundred sixty-four thousand, eight hundred forty-three".