32328031 has 2 divisors, whose sum is σ = 32328032. Its totient is φ = 32328030.

The previous prime is 32328013. The next prime is 32328053. The reversal of 32328031 is 13082323.

It is a happy number.

Together with previous prime (32328013) it forms an Ormiston pair, because they use the same digits, order apart.

It is an a-pointer prime, because the next prime (32328053) can be obtained adding 32328031 to its sum of digits (22).

It is a weak prime.

It is an emirp because it is prime and its reverse (13082323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32328031 - 2¹¹ = 32325983 is a prime.

It is a super-2 number, since 2×32328031² = 2090203176673922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32327993 and 32328011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32328061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16164015 + 16164016.

It is an arithmetic number, because the mean of its divisors is an integer number (16164016).

Almost surely, 2^32328031 is an apocalyptic number.

32328031 is a deficient number, since it is larger than the sum of its proper divisors (1).

32328031 is an equidigital number, since it uses as much as digits as its factorization.

32328031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 32328031 is about 5685.7744415339. The cubic root of 32328031 is about 318.5613510916.

It can be divided in two parts, 3232803 and 1, that added together give a square (3232804 = 1798²).

The spelling of 32328031 in words is "thirty-two million, three hundred twenty-eight thousand, thirty-one".