32253649 has 2 divisors, whose sum is σ = 32253650. Its totient is φ = 32253648.

The previous prime is 32253647. The next prime is 32253653. The reversal of 32253649 is 94635223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31136400 + 1117249 = 5580^2 + 1057^2 .

It is an emirp because it is prime and its reverse (94635223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32253649 - 2¹ = 32253647 is a prime.

Together with 32253647, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (32253647) 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, 16126824 + 16126825.

It is an arithmetic number, because the mean of its divisors is an integer number (16126825).

Almost surely, 2^32253649 is an apocalyptic number.

It is an amenable number.

32253649 is a deficient number, since it is larger than the sum of its proper divisors (1).

32253649 is an equidigital number, since it uses as much as digits as its factorization.

32253649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 34.

The square root of 32253649 is about 5679.2296132486. The cubic root of 32253649 is about 318.3168426777.

The spelling of 32253649 in words is "thirty-two million, two hundred fifty-three thousand, six hundred forty-nine".