3652273881 has 10 divisors (see below), whose sum is σ = 5455866042. Its totient is φ = 2434849200.

The previous prime is 3652273837. The next prime is 3652273909. The reversal of 3652273881 is 1883722563.

It can be written as a sum of positive squares in only one way, i.e., 3342689856 + 309584025 = 57816^2 + 17595^2 .

It is not a de Polignac number, because 3652273881 - 2¹³ = 3652265689 is a prime.

It is a super-2 number, since 2×3652273881² = 26678209003669604322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3652273981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 22544820 + ... + 22544981.

Almost surely, 2^3652273881 is an apocalyptic number.

It is an amenable number.

3652273881 is a deficient number, since it is larger than the sum of its proper divisors (1803592161).

3652273881 is an equidigital number, since it uses as much as digits as its factorization.

3652273881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45089813 (or 45089804 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 3652273881 is about 60434.0457110063. The cubic root of 3652273881 is about 1540.0013887939.

The spelling of 3652273881 in words is "three billion, six hundred fifty-two million, two hundred seventy-three thousand, eight hundred eighty-one".