197686104 has 128 divisors (see below), whose sum is σ = 643092480. Its totient is φ = 49104000.

The previous prime is 197686103. The next prime is 197686129. The reversal of 197686104 is 401686791.

197686104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197686103) 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, 40179 + ... + 44829.

It is an arithmetic number, because the mean of its divisors is an integer number (5024160).

Almost surely, 2^197686104 is an apocalyptic number.

197686104 is a gapful number since it is divisible by the number (14) 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 197686104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (321546240).

197686104 is an abundant number, since it is smaller than the sum of its proper divisors (445406376).

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

197686104 is a wasteful number, since it uses less digits than its factorization.

197686104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4701 (or 4697 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 197686104 is about 14060.0890466597. The cubic root of 197686104 is about 582.5395028071.

The spelling of 197686104 in words is "one hundred ninety-seven million, six hundred eighty-six thousand, one hundred four".