3563221375 has 32 divisors (see below), whose sum is σ = 5246152704. Its totient is φ = 2364516000.

The previous prime is 3563221367. The next prime is 3563221427. The reversal of 3563221375 is 5731223653.

It is not a de Polignac number, because 3563221375 - 2³ = 3563221367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38557 + ... + 92806.

It is an arithmetic number, because the mean of its divisors is an integer number (163942272).

Almost surely, 2^3563221375 is an apocalyptic number.

3563221375 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3563221375 is a deficient number, since it is larger than the sum of its proper divisors (1682931329).

3563221375 is a wasteful number, since it uses less digits than its factorization.

3563221375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131416 (or 131406 counting only the distinct ones).

The product of its digits is 113400, while the sum is 37.

The square root of 3563221375 is about 59692.7246404451. The cubic root of 3563221375 is about 1527.3817659607.

The spelling of 3563221375 in words is "three billion, five hundred sixty-three million, two hundred twenty-one thousand, three hundred seventy-five".