3632537643 has 8 divisors (see below), whose sum is σ = 5535295488. Its totient is φ = 2075735784.

The previous prime is 3632537633. The next prime is 3632537659. The reversal of 3632537643 is 3467352363.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3632537643 - 2¹⁰ = 3632536619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3632537595 and 3632537604.

It is not an unprimeable number, because it can be changed into a prime (3632537633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86488971 + ... + 86489012.

It is an arithmetic number, because the mean of its divisors is an integer number (691911936).

Almost surely, 2^3632537643 is an apocalyptic number.

3632537643 is a deficient number, since it is larger than the sum of its proper divisors (1902757845).

3632537643 is a wasteful number, since it uses less digits than its factorization.

3632537643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172977993.

The product of its digits is 816480, while the sum is 42.

The square root of 3632537643 is about 60270.5371056207. The cubic root of 3632537643 is about 1537.2224126001. Note that the first 3 decimals are identical.

The spelling of 3632537643 in words is "three billion, six hundred thirty-two million, five hundred thirty-seven thousand, six hundred forty-three".