63239197 has 8 divisors (see below), whose sum is σ = 73954496. Its totient is φ = 52944192.

The previous prime is 63239191. The next prime is 63239221. The reversal of 63239197 is 79193236.

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

It is a de Polignac number, because none of the positive numbers 2^k-63239197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63239191) 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, 104748 + ... + 105349.

It is an arithmetic number, because the mean of its divisors is an integer number (9244312).

Almost surely, 2^63239197 is an apocalyptic number.

It is an amenable number.

63239197 is a deficient number, since it is larger than the sum of its proper divisors (10715299).

63239197 is a wasteful number, since it uses less digits than its factorization.

63239197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210147.

The product of its digits is 61236, while the sum is 40.

The square root of 63239197 is about 7952.3076524994. The cubic root of 63239197 is about 398.4086713280.

It can be divided in two parts, 63239 and 197, that added together give a palindrome (63436).

The spelling of 63239197 in words is "sixty-three million, two hundred thirty-nine thousand, one hundred ninety-seven".