197033663 has 8 divisors (see below), whose sum is σ = 208204800. Its totient is φ = 186079608.

The previous prime is 197033633. The next prime is 197033773. The reversal of 197033663 is 366330791.

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 197033663 - 2²⁰ = 195985087 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 (197033633) 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, 52403 + ... + 56036.

It is an arithmetic number, because the mean of its divisors is an integer number (26025600).

Almost surely, 2^197033663 is an apocalyptic number.

197033663 is a deficient number, since it is larger than the sum of its proper divisors (11171137).

197033663 is a wasteful number, since it uses less digits than its factorization.

197033663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108541.

The product of its (nonzero) digits is 61236, while the sum is 38.

The square root of 197033663 is about 14036.8679911154. The cubic root of 197033663 is about 581.8979275259.

The spelling of 197033663 in words is "one hundred ninety-seven million, thirty-three thousand, six hundred sixty-three".