63712136 has 16 divisors (see below), whose sum is σ = 120195600. Its totient is φ = 31659984.

The previous prime is 63712133. The next prime is 63712147. The reversal of 63712136 is 63121736.

It is a junction number, because it is equal to n+sod(n) for n = 63712099 and 63712108.

It is not an unprimeable number, because it can be changed into a prime (63712133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23126 + ... + 25733.

It is an arithmetic number, because the mean of its divisors is an integer number (7512225).

Almost surely, 2^63712136 is an apocalyptic number.

It is an amenable number.

63712136 is a deficient number, since it is larger than the sum of its proper divisors (56483464).

63712136 is a wasteful number, since it uses less digits than its factorization.

63712136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49028 (or 49024 counting only the distinct ones).

The product of its digits is 4536, while the sum is 29.

The square root of 63712136 is about 7981.9882234942. The cubic root of 63712136 is about 399.3993819296.

The spelling of 63712136 in words is "sixty-three million, seven hundred twelve thousand, one hundred thirty-six".