197696610 has 96 divisors (see below), whose sum is σ = 540034560. Its totient is φ = 50112000.

The previous prime is 197696593. The next prime is 197696663. The reversal of 197696610 is 16696791.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 164010 + ... + 165210.

It is an arithmetic number, because the mean of its divisors is an integer number (5625360).

Almost surely, 2^197696610 is an apocalyptic number.

197696610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 197696610, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (270017280).

197696610 is an abundant number, since it is smaller than the sum of its proper divisors (342337950).

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

197696610 is a wasteful number, since it uses less digits than its factorization.

197696610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1304 (or 1301 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 45.

The square root of 197696610 is about 14060.4626524165. The cubic root of 197696610 is about 582.5498222841.

The spelling of 197696610 in words is "one hundred ninety-seven million, six hundred ninety-six thousand, six hundred ten".