197456 has 40 divisors (see below), whose sum is σ = 458304. Its totient is φ = 80640.

The previous prime is 197453. The next prime is 197479. The reversal of 197456 is 654791.

It is a happy number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 197456.

It is not an unprimeable number, because it can be changed into a prime (197453) 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, 4571 + ... + 4613.

2¹⁹⁷⁴⁵⁶ is an apocalyptic number.

197456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 197456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229152).

197456 is an abundant number, since it is smaller than the sum of its proper divisors (260848).

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

197456 is a wasteful number, since it uses less digits than its factorization.

197456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99 (or 93 counting only the distinct ones).

The product of its digits is 7560, while the sum is 32.

The square root of 197456 is about 444.3602142407. The cubic root of 197456 is about 58.2313392306.

The spelling of 197456 in words is "one hundred ninety-seven thousand, four hundred fifty-six".