3652121005 has 32 divisors (see below), whose sum is σ = 5128381440. Its totient is φ = 2472560640.

The previous prime is 3652120993. The next prime is 3652121009. The reversal of 3652121005 is 5001212563.

It is not a de Polignac number, because 3652121005 - 2¹⁹ = 3651596717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3652121009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9412 + ... + 85981.

It is an arithmetic number, because the mean of its divisors is an integer number (160261920).

Almost surely, 2^3652121005 is an apocalyptic number.

It is an amenable number.

3652121005 is a deficient number, since it is larger than the sum of its proper divisors (1476260435).

3652121005 is a wasteful number, since it uses less digits than its factorization.

3652121005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95461.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 3652121005 is about 60432.7808809093. The cubic root of 3652121005 is about 1539.9799014918.

Adding to 3652121005 its reverse (5001212563), we get a palindrome (8653333568).

The spelling of 3652121005 in words is "three billion, six hundred fifty-two million, one hundred twenty-one thousand, five".