197873496 has 128 divisors (see below), whose sum is σ = 587520000. Its totient is φ = 61568640.

The previous prime is 197873483. The next prime is 197873497. The reversal of 197873496 is 694378791.

It is a happy number.

197873496 is a `hidden beast` number, since 19 + 78 + 73 + 496 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197873497) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 193675 + ... + 194693.

It is an arithmetic number, because the mean of its divisors is an integer number (4590000).

Almost surely, 2^197873496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 197873496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (293760000).

197873496 is an abundant number, since it is smaller than the sum of its proper divisors (389646504).

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

197873496 is a wasteful number, since it uses less digits than its factorization.

197873496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094 (or 1084 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 54.

The square root of 197873496 is about 14066.7514373433. The cubic root of 197873496 is about 582.7235129888.

The spelling of 197873496 in words is "one hundred ninety-seven million, eight hundred seventy-three thousand, four hundred ninety-six".