6363666 has 24 divisors (see below), whose sum is σ = 13841100. Its totient is φ = 2113056.

The previous prime is 6363653. The next prime is 6363671. The reversal of 6363666 is 6663636.

It can be written as a sum of positive squares in 2 ways, for example, as 5978025 + 385641 = 2445^2 + 621^2 .

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 6363666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5776 + ... + 6788.

Almost surely, 2^6363666 is an apocalyptic number.

6363666 is an abundant number, since it is smaller than the sum of its proper divisors (7477434).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6363666 is a wasteful number, since it uses less digits than its factorization.

6363666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1370 (or 1367 counting only the distinct ones).

The product of its digits is 69984, while the sum is 36.

The square root of 6363666 is about 2522.6307696530. The cubic root of 6363666 is about 185.3115374135.

The spelling of 6363666 in words is "six million, three hundred sixty-three thousand, six hundred sixty-six".