32055631 has 2 divisors, whose sum is σ = 32055632. Its totient is φ = 32055630.

The previous prime is 32055613. The next prime is 32055691. The reversal of 32055631 is 13655023.

It is a happy number.

Together with previous prime (32055613) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is an emirp because it is prime and its reverse (13655023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32055631 - 2⁵ = 32055599 is a prime.

It is a super-2 number, since 2×32055631² = 2055126957616322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32055596 and 32055605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32055601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16027815 + 16027816.

It is an arithmetic number, because the mean of its divisors is an integer number (16027816).

Almost surely, 2^32055631 is an apocalyptic number.

32055631 is a deficient number, since it is larger than the sum of its proper divisors (1).

32055631 is an equidigital number, since it uses as much as digits as its factorization.

32055631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 32055631 is about 5661.7692464458. The cubic root of 32055631 is about 317.6640803589.

It can be divided in two parts, 3205 and 5631, that added together give a square (8836 = 94²).

The spelling of 32055631 in words is "thirty-two million, fifty-five thousand, six hundred thirty-one".