63667036 has 24 divisors (see below), whose sum is σ = 117057024. Its totient is φ = 30241200.

The previous prime is 63667031. The next prime is 63667039. The reversal of 63667036 is 63076636.

It is a junction number, because it is equal to n+sod(n) for n = 63666986 and 63667004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63667031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11601 + ... + 16183.

It is an arithmetic number, because the mean of its divisors is an integer number (4877376).

Almost surely, 2^63667036 is an apocalyptic number.

It is an amenable number.

63667036 is a deficient number, since it is larger than the sum of its proper divisors (53389988).

63667036 is a wasteful number, since it uses less digits than its factorization.

63667036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4761 (or 4759 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 37.

The square root of 63667036 is about 7979.1626127057. The cubic root of 63667036 is about 399.3051185484.

The spelling of 63667036 in words is "sixty-three million, six hundred sixty-seven thousand, thirty-six".