197627663 has 8 divisors (see below), whose sum is σ = 204628800. Its totient is φ = 190639008.

The previous prime is 197627657. The next prime is 197627681. The reversal of 197627663 is 366726791.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 197627663 - 2²⁴ = 180850447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197627653) 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, 38873 + ... + 43661.

It is an arithmetic number, because the mean of its divisors is an integer number (25578600).

Almost surely, 2^197627663 is an apocalyptic number.

197627663 is a deficient number, since it is larger than the sum of its proper divisors (7001137).

197627663 is a wasteful number, since it uses less digits than its factorization.

197627663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6241.

The product of its digits is 571536, while the sum is 47.

The square root of 197627663 is about 14058.0106345101. The cubic root of 197627663 is about 582.4820926912.

The spelling of 197627663 in words is "one hundred ninety-seven million, six hundred twenty-seven thousand, six hundred sixty-three".