3652527621 has 8 divisors (see below), whose sum is σ = 4938629184. Its totient is φ = 2400722240.

The previous prime is 3652527587. The next prime is 3652527679. The reversal of 3652527621 is 1267252563.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3652527621 - 2¹¹ = 3652525573 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3652527621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3652520621) 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, 8573796 + ... + 8574221.

It is an arithmetic number, because the mean of its divisors is an integer number (617328648).

Almost surely, 2^3652527621 is an apocalyptic number.

It is an amenable number.

3652527621 is a deficient number, since it is larger than the sum of its proper divisors (1286101563).

3652527621 is a wasteful number, since it uses less digits than its factorization.

3652527621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17148091.

The product of its digits is 151200, while the sum is 39.

The square root of 3652527621 is about 60436.1449879127. The cubic root of 3652527621 is about 1540.0370515907.

It can be divided in two parts, 36525 and 27621, that added together give a palindrome (64146).

The spelling of 3652527621 in words is "three billion, six hundred fifty-two million, five hundred twenty-seven thousand, six hundred twenty-one".