197507132 has 24 divisors (see below), whose sum is σ = 353465616. Its totient is φ = 96542208.

The previous prime is 197507117. The next prime is 197507137. The reversal of 197507132 is 231705791.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 197507092 and 197507101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197507137) 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, 29138 + ... + 35270.

It is an arithmetic number, because the mean of its divisors is an integer number (14727734).

Almost surely, 2^197507132 is an apocalyptic number.

It is an amenable number.

197507132 is a deficient number, since it is larger than the sum of its proper divisors (155958484).

197507132 is a wasteful number, since it uses less digits than its factorization.

197507132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6317 (or 6315 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 35.

The square root of 197507132 is about 14053.7230654371. The cubic root of 197507132 is about 582.3636520746.

The spelling of 197507132 in words is "one hundred ninety-seven million, five hundred seven thousand, one hundred thirty-two".