3549228560 has 40 divisors (see below), whose sum is σ = 8260018200. Its totient is φ = 1418304512.

The previous prime is 3549228541. The next prime is 3549228563. The reversal of 3549228560 is 658229453.

It can be written as a sum of positive squares in 4 ways, for example, as 610287616 + 2938940944 = 24704^2 + 54212^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×3549228560² = 25194046742239347200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3549228563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62774 + ... + 105066.

It is an arithmetic number, because the mean of its divisors is an integer number (206500455).

Almost surely, 2^3549228560 is an apocalyptic number.

It is an amenable number.

3549228560 is an abundant number, since it is smaller than the sum of its proper divisors (4710789640).

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

3549228560 is a wasteful number, since it uses less digits than its factorization.

3549228560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43355 (or 43349 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 44.

The square root of 3549228560 is about 59575.4023066567. The cubic root of 3549228560 is about 1525.3797939667.

The spelling of 3549228560 in words is "three billion, five hundred forty-nine million, two hundred twenty-eight thousand, five hundred sixty".