197253669 has 16 divisors (see below), whose sum is σ = 278949312. Its totient is φ = 123556608.

The previous prime is 197253659. The next prime is 197253677. The reversal of 197253669 is 966352791.

197253669 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 197253669 - 2⁴ = 197253653 is a prime.

It is a super-2 number, since 2×197253669² = 77818019867923122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197253629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30342 + ... + 36264.

It is an arithmetic number, because the mean of its divisors is an integer number (17434332).

Almost surely, 2^197253669 is an apocalyptic number.

It is an amenable number.

197253669 is a deficient number, since it is larger than the sum of its proper divisors (81695643).

197253669 is a wasteful number, since it uses less digits than its factorization.

197253669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6596.

The product of its digits is 612360, while the sum is 48.

The square root of 197253669 is about 14044.7025244396. The cubic root of 197253669 is about 582.1144276136.

The spelling of 197253669 in words is "one hundred ninety-seven million, two hundred fifty-three thousand, six hundred sixty-nine".