197290116 has 27 divisors (see below), whose sum is σ = 498918693. Its totient is φ = 65735280.

The previous prime is 197290081. The next prime is 197290123. The reversal of 197290116 is 611092791.

The square root of 197290116 is 14046.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 128731716 + 68558400 = 11346^2 + 8280^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 83106 + ... + 85446.

Almost surely, 2^197290116 is an apocalyptic number.

197290116 is the 14046-th square number.

It is an amenable number.

197290116 is an abundant number, since it is smaller than the sum of its proper divisors (301628577).

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

197290116 is an equidigital number, since it uses as much as digits as its factorization.

197290116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4692 (or 2346 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 36.

The cubic root of 197290116 is about 582.1502782656.

Multiplying 197290116 by its sum of digits (36), we get a square (7102444176 = 84276²).

197290116 divided by its sum of digits (36) gives a square (5480281 = 2341²).

The spelling of 197290116 in words is "one hundred ninety-seven million, two hundred ninety thousand, one hundred sixteen".