63745197 has 8 divisors (see below), whose sum is σ = 85030656. Its totient is φ = 42478272.

The previous prime is 63745181. The next prime is 63745211. The reversal of 63745197 is 79154736.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 63745197 - 2⁴ = 63745181 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63745177) 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, 9988 + ... + 15074.

It is an arithmetic number, because the mean of its divisors is an integer number (10628832).

Almost surely, 2^63745197 is an apocalyptic number.

It is an amenable number.

63745197 is a deficient number, since it is larger than the sum of its proper divisors (21285459).

63745197 is a wasteful number, since it uses less digits than its factorization.

63745197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9267.

The product of its digits is 158760, while the sum is 42.

The square root of 63745197 is about 7984.0589301432. The cubic root of 63745197 is about 399.4684543777.

The spelling of 63745197 in words is "sixty-three million, seven hundred forty-five thousand, one hundred ninety-seven".