3363867621 has 12 divisors (see below), whose sum is σ = 4872927072. Its totient is φ = 2236113576.

The previous prime is 3363867601. The next prime is 3363867623. The reversal of 3363867621 is 1267683633.

3363867621 is a `hidden beast` number, since 3 + 3 + 638 + 6 + 7 + 6 + 2 + 1 = 666.

It is not a de Polignac number, because 3363867621 - 2⁵ = 3363867589 is a prime.

It is a super-2 number, since 2×3363867621² = 22631210743224399282, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3363867623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 535441 + ... + 541686.

It is an arithmetic number, because the mean of its divisors is an integer number (406077256).

Almost surely, 2^3363867621 is an apocalyptic number.

It is an amenable number.

3363867621 is a deficient number, since it is larger than the sum of its proper divisors (1509059451).

3363867621 is a wasteful number, since it uses less digits than its factorization.

3363867621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077480 (or 1077477 counting only the distinct ones).

The product of its digits is 653184, while the sum is 45.

The square root of 3363867621 is about 57998.8587904969. The cubic root of 3363867621 is about 1498.3489420051.

The spelling of 3363867621 in words is "three billion, three hundred sixty-three million, eight hundred sixty-seven thousand, six hundred twenty-one".