63006669 has 24 divisors (see below), whose sum is σ = 99545472. Its totient is φ = 38085120.

The previous prime is 63006661. The next prime is 63006673. The reversal of 63006669 is 96660036.

It is not a de Polignac number, because 63006669 - 2³ = 63006661 is a prime.

It is a super-2 number, since 2×63006669² = 7939680676951122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63006661) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56572 + ... + 57674.

It is an arithmetic number, because the mean of its divisors is an integer number (4147728).

Almost surely, 2^63006669 is an apocalyptic number.

It is an amenable number.

63006669 is a deficient number, since it is larger than the sum of its proper divisors (36538803).

63006669 is a wasteful number, since it uses less digits than its factorization.

63006669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1697 (or 1694 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

The square root of 63006669 is about 7937.6740295883. The cubic root of 63006669 is about 397.9197606818.

The spelling of 63006669 in words is "sixty-three million, six thousand, six hundred sixty-nine".