197535492 has 72 divisors (see below), whose sum is σ = 622544832. Its totient is φ = 51307200.

The previous prime is 197535487. The next prime is 197535493. The reversal of 197535492 is 294535791.

It is a happy number.

197535492 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (197535493) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32859 + ... + 38402.

It is an arithmetic number, because the mean of its divisors is an integer number (8646456).

Almost surely, 2^197535492 is an apocalyptic number.

197535492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

197535492 is an abundant number, since it is smaller than the sum of its proper divisors (425009340).

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

197535492 is a wasteful number, since it uses less digits than its factorization.

197535492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71289 (or 71284 counting only the distinct ones).

The product of its digits is 340200, while the sum is 45.

The square root of 197535492 is about 14054.7320145209. The cubic root of 197535492 is about 582.3915245579.

The spelling of 197535492 in words is "one hundred ninety-seven million, five hundred thirty-five thousand, four hundred ninety-two".