197616369 has 8 divisors (see below), whose sum is σ = 263916640. Its totient is φ = 131530176.

The previous prime is 197616361. The next prime is 197616403. The reversal of 197616369 is 963616791.

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

It is not a de Polignac number, because 197616369 - 2³ = 197616361 is a prime.

It is a super-2 number, since 2×197616369² = 78104458593488322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (197616361) 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, 51352 + ... + 55065.

It is an arithmetic number, because the mean of its divisors is an integer number (32989580).

Almost surely, 2^197616369 is an apocalyptic number.

It is an amenable number.

197616369 is a deficient number, since it is larger than the sum of its proper divisors (66300271).

197616369 is a wasteful number, since it uses less digits than its factorization.

197616369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107039.

The product of its digits is 367416, while the sum is 48.

The square root of 197616369 is about 14057.6089360887. The cubic root of 197616369 is about 582.4709966095.

The spelling of 197616369 in words is "one hundred ninety-seven million, six hundred sixteen thousand, three hundred sixty-nine".