3621524065 has 4 divisors (see below), whose sum is σ = 4345828884. Its totient is φ = 2897219248.

The previous prime is 3621524063. The next prime is 3621524099. The reversal of 3621524065 is 5604251263.

3621524065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 412414864 + 3209109201 = 20308^2 + 56649^2 .

It is a cyclic number.

It is not a de Polignac number, because 3621524065 - 2¹ = 3621524063 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3621524065.

It is not an unprimeable number, because it can be changed into a prime (3621524063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362152402 + ... + 362152411.

It is an arithmetic number, because the mean of its divisors is an integer number (1086457221).

Almost surely, 2^3621524065 is an apocalyptic number.

It is an amenable number.

3621524065 is a deficient number, since it is larger than the sum of its proper divisors (724304819).

3621524065 is an equidigital number, since it uses as much as digits as its factorization.

3621524065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724304818.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 3621524065 is about 60179.0999018762. The cubic root of 3621524065 is about 1535.6672593372.

The spelling of 3621524065 in words is "three billion, six hundred twenty-one million, five hundred twenty-four thousand, sixty-five".