63712198 has 16 divisors (see below), whose sum is σ = 104500944. Its totient is φ = 28892160.

The previous prime is 63712193. The next prime is 63712199. The reversal of 63712198 is 89121736.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63712193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6886 + ... + 13222.

It is an arithmetic number, because the mean of its divisors is an integer number (6531309).

Almost surely, 2^63712198 is an apocalyptic number.

63712198 is a deficient number, since it is larger than the sum of its proper divisors (40788746).

63712198 is a wasteful number, since it uses less digits than its factorization.

63712198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6807.

The product of its digits is 18144, while the sum is 37.

The square root of 63712198 is about 7981.9921072374. The cubic root of 63712198 is about 399.3995114850.

The spelling of 63712198 in words is "sixty-three million, seven hundred twelve thousand, one hundred ninety-eight".