197497532 has 12 divisors (see below), whose sum is σ = 346549896. Its totient is φ = 98483280.

The previous prime is 197497523. The next prime is 197497537. The reversal of 197497532 is 235794791.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197497537) 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, 64694 + ... + 67677.

It is an arithmetic number, because the mean of its divisors is an integer number (28879158).

Almost surely, 2^197497532 is an apocalyptic number.

It is an amenable number.

197497532 is a deficient number, since it is larger than the sum of its proper divisors (149052364).

197497532 is a wasteful number, since it uses less digits than its factorization.

197497532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132748 (or 132746 counting only the distinct ones).

The product of its digits is 476280, while the sum is 47.

The square root of 197497532 is about 14053.3815147814. The cubic root of 197497532 is about 582.3542164969.

The spelling of 197497532 in words is "one hundred ninety-seven million, four hundred ninety-seven thousand, five hundred thirty-two".