3632086021 has 2 divisors, whose sum is σ = 3632086022. Its totient is φ = 3632086020.

The previous prime is 3632085991. The next prime is 3632086027. The reversal of 3632086021 is 1206802363.

3632086021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3628737121 + 3348900 = 60239^2 + 1830^2 .

It is a cyclic number.

It is not a de Polignac number, because 3632086021 - 2¹⁵ = 3632053253 is a prime.

It is a super-2 number, since 2×3632086021² = 26384097727887224882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3632086027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1816043010 + 1816043011.

It is an arithmetic number, because the mean of its divisors is an integer number (1816043011).

Almost surely, 2^3632086021 is an apocalyptic number.

It is an amenable number.

3632086021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3632086021 is an equidigital number, since it uses as much as digits as its factorization.

3632086021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 3632086021 is about 60266.7903658391. The cubic root of 3632086021 is about 1537.1587039477.

Adding to 3632086021 its reverse (1206802363), we get a palindrome (4838888384).

The spelling of 3632086021 in words is "three billion, six hundred thirty-two million, eighty-six thousand, twenty-one".