3632331881 has 2 divisors, whose sum is σ = 3632331882. Its totient is φ = 3632331880.

The previous prime is 3632331851. The next prime is 3632331917. The reversal of 3632331881 is 1881332363.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3035018281 + 597313600 = 55091^2 + 24440^2 .

It is a cyclic number.

It is not a de Polignac number, because 3632331881 - 2⁶ = 3632331817 is a prime.

It is a super-2 number, since 2×3632331881² = 26387669787457996322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3632331811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1816165940 + 1816165941.

It is an arithmetic number, because the mean of its divisors is an integer number (1816165941).

Almost surely, 2^3632331881 is an apocalyptic number.

It is an amenable number.

3632331881 is a deficient number, since it is larger than the sum of its proper divisors (1).

3632331881 is an equidigital number, since it uses as much as digits as its factorization.

3632331881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 38.

The square root of 3632331881 is about 60268.8300948343. The cubic root of 3632331881 is about 1537.1933871674.

The spelling of 3632331881 in words is "three billion, six hundred thirty-two million, three hundred thirty-one thousand, eight hundred eighty-one".