197486616 has 64 divisors (see below), whose sum is σ = 521579520. Its totient is φ = 62213760.

The previous prime is 197486591. The next prime is 197486633. The reversal of 197486616 is 616684791.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28906 + ... + 35078.

It is an arithmetic number, because the mean of its divisors is an integer number (8149680).

Almost surely, 2^197486616 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 197486616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (260789760).

197486616 is an abundant number, since it is smaller than the sum of its proper divisors (324092904).

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

197486616 is a wasteful number, since it uses less digits than its factorization.

197486616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6256 (or 6252 counting only the distinct ones).

The product of its digits is 435456, while the sum is 48.

The square root of 197486616 is about 14052.9931331372. The cubic root of 197486616 is about 582.3434870873.

The spelling of 197486616 in words is "one hundred ninety-seven million, four hundred eighty-six thousand, six hundred sixteen".