3652818580 has 12 divisors (see below), whose sum is σ = 7670919060. Its totient is φ = 1461127424.

The previous prime is 3652818563. The next prime is 3652818581. The reversal of 3652818580 is 858182563.

It can be written as a sum of positive squares in 2 ways, for example, as 712142596 + 2940675984 = 26686^2 + 54228^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3652818580.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3652818581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91320445 + ... + 91320484.

It is an arithmetic number, because the mean of its divisors is an integer number (639243255).

Almost surely, 2^3652818580 is an apocalyptic number.

It is an amenable number.

3652818580 is an abundant number, since it is smaller than the sum of its proper divisors (4018100480).

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

3652818580 is a wasteful number, since it uses less digits than its factorization.

3652818580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182640938 (or 182640936 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 46.

The square root of 3652818580 is about 60438.5521004599. The cubic root of 3652818580 is about 1540.0779434323.

The spelling of 3652818580 in words is "three billion, six hundred fifty-two million, eight hundred eighteen thousand, five hundred eighty".