197485 has 8 divisors (see below), whose sum is σ = 239616. Its totient is φ = 156240.

The previous prime is 197479. The next prime is 197507. The reversal of 197485 is 584791.

197485 = 136² + 137² + ... + 145².

It is a happy number.

197485 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 197485 - 2⁵ = 197453 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 197485.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 480 + ... + 790.

It is an arithmetic number, because the mean of its divisors is an integer number (29952).

2¹⁹⁷⁴⁸⁵ is an apocalyptic number.

It is an amenable number.

197485 is a deficient number, since it is larger than the sum of its proper divisors (42131).

197485 is a wasteful number, since it uses less digits than its factorization.

197485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443.

The product of its digits is 10080, while the sum is 34.

The square root of 197485 is about 444.3928442268. The cubic root of 197485 is about 58.2341898676.

The spelling of 197485 in words is "one hundred ninety-seven thousand, four hundred eighty-five".