6197445252 has 18 divisors (see below), whose sum is σ = 15665764478. Its totient is φ = 2065815072.

The previous prime is 6197445229. The next prime is 6197445269. The reversal of 6197445252 is 2525447916.

6197445252 is a `hidden beast` number, since 6 + 197 + 4 + 452 + 5 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6193060416 + 4384836 = 78696^2 + 2094^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 6197445198 and 6197445207.

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 5 ways as a sum of consecutive naturals, for example, 86075593 + ... + 86075664.

Almost surely, 2^6197445252 is an apocalyptic number.

It is an amenable number.

6197445252 is an abundant number, since it is smaller than the sum of its proper divisors (9468319226).

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

6197445252 is a wasteful number, since it uses less digits than its factorization.

6197445252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172151267 (or 172151262 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 6197445252 is about 78723.8544025888. The cubic root of 6197445252 is about 1836.8381872083.

The spelling of 6197445252 in words is "six billion, one hundred ninety-seven million, four hundred forty-five thousand, two hundred fifty-two".