197628552 has 64 divisors (see below), whose sum is σ = 598881600. Its totient is φ = 59886720.

The previous prime is 197628551. The next prime is 197628577. The reversal of 197628552 is 255826791.

197628552 is a `hidden beast` number, since 1 + 9 + 76 + 28 + 552 = 666.

197628552 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 197628498 and 197628507.

It is not an unprimeable number, because it can be changed into a prime (197628551) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 39213 + ... + 43964.

It is an arithmetic number, because the mean of its divisors is an integer number (9357525).

Almost surely, 2^197628552 is an apocalyptic number.

197628552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

197628552 is an abundant number, since it is smaller than the sum of its proper divisors (401253048).

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

197628552 is a wasteful number, since it uses less digits than its factorization.

197628552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83203 (or 83193 counting only the distinct ones).

The product of its digits is 302400, while the sum is 45.

The square root of 197628552 is about 14058.0422534576. The cubic root of 197628552 is about 582.4829660943.

The spelling of 197628552 in words is "one hundred ninety-seven million, six hundred twenty-eight thousand, five hundred fifty-two".