197265879 has 12 divisors (see below), whose sum is σ = 286418496. Its totient is φ = 130828032.

The previous prime is 197265853. The next prime is 197265941. The reversal of 197265879 is 978562791.

197265879 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 197265879 - 2⁸ = 197265623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197265829) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55047 + ... + 58520.

It is an arithmetic number, because the mean of its divisors is an integer number (23868208).

Almost surely, 2^197265879 is an apocalyptic number.

197265879 is a deficient number, since it is larger than the sum of its proper divisors (89152617).

197265879 is a wasteful number, since it uses less digits than its factorization.

197265879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113766 (or 113763 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 54.

The square root of 197265879 is about 14045.1372011811. The cubic root of 197265879 is about 582.1264383247.

The spelling of 197265879 in words is "one hundred ninety-seven million, two hundred sixty-five thousand, eight hundred seventy-nine".