3689263 has 2 divisors, whose sum is σ = 3689264. Its totient is φ = 3689262.

The previous prime is 3689237. The next prime is 3689281. The reversal of 3689263 is 3629863.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (3629863) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3689263 - 2²¹ = 1592111 is a prime.

It is a super-2 number, since 2×3689263² = 27221322966338, which contains 22 as substring.

3689263 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3689863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1844631 + 1844632.

It is an arithmetic number, because the mean of its divisors is an integer number (1844632).

Almost surely, 2^3689263 is an apocalyptic number.

3689263 is a deficient number, since it is larger than the sum of its proper divisors (1).

3689263 is an equidigital number, since it uses as much as digits as its factorization.

3689263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 37.

The square root of 3689263 is about 1920.7454282127. The cubic root of 3689263 is about 154.5182824516.

The spelling of 3689263 in words is "three million, six hundred eighty-nine thousand, two hundred sixty-three".