3563243172 has 18 divisors (see below), whose sum is σ = 9007086998. Its totient is φ = 1187747712.

The previous prime is 3563243171. The next prime is 3563243209. The reversal of 3563243172 is 2713423653.

3563243172 is a `hidden beast` number, since 3 + 5 + 632 + 4 + 3 + 17 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3351715236 + 211527936 = 57894^2 + 14544^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 98978977 = 3563243172 / (3 + 5 + 6 + 3 + 2 + 4 + 3 + 1 + 7 + 2).

It is not an unprimeable number, because it can be changed into a prime (3563243171) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49489453 + ... + 49489524.

Almost surely, 2^3563243172 is an apocalyptic number.

It is an amenable number.

3563243172 is an abundant number, since it is smaller than the sum of its proper divisors (5443843826).

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

3563243172 is a wasteful number, since it uses less digits than its factorization.

3563243172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98978987 (or 98978982 counting only the distinct ones).

The product of its digits is 90720, while the sum is 36.

The square root of 3563243172 is about 59692.9072168545. The cubic root of 3563243172 is about 1527.3848803965.

The spelling of 3563243172 in words is "three billion, five hundred sixty-three million, two hundred forty-three thousand, one hundred seventy-two".