197735268 has 12 divisors (see below), whose sum is σ = 461382320. Its totient is φ = 65911752.

The previous prime is 197735249. The next prime is 197735269. The reversal of 197735268 is 862537791.

197735268 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×197735268² = 78198472422063648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (197735269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8238958 + ... + 8238981.

Almost surely, 2^197735268 is an apocalyptic number.

It is an amenable number.

197735268 is an abundant number, since it is smaller than the sum of its proper divisors (263647052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

197735268 is a wasteful number, since it uses less digits than its factorization.

197735268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16477946 (or 16477944 counting only the distinct ones).

The product of its digits is 635040, while the sum is 48.

The square root of 197735268 is about 14061.8372910513. The cubic root of 197735268 is about 582.5877908045.

The spelling of 197735268 in words is "one hundred ninety-seven million, seven hundred thirty-five thousand, two hundred sixty-eight".