197352828 has 24 divisors (see below), whose sum is σ = 511655760. Its totient is φ = 65784240.

The previous prime is 197352821. The next prime is 197352863. The reversal of 197352828 is 828253791.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197352821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 913563 + ... + 913778.

It is an arithmetic number, because the mean of its divisors is an integer number (21318990).

Almost surely, 2^197352828 is an apocalyptic number.

197352828 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

197352828 is an abundant number, since it is smaller than the sum of its proper divisors (314302932).

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

197352828 is a wasteful number, since it uses less digits than its factorization.

197352828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1827354 (or 1827346 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The square root of 197352828 is about 14048.2322019534. The cubic root of 197352828 is about 582.2119538350.

The spelling of 197352828 in words is "one hundred ninety-seven million, three hundred fifty-two thousand, eight hundred twenty-eight".