32428793 has 2 divisors, whose sum is σ = 32428794. Its totient is φ = 32428792.

The previous prime is 32428787. The next prime is 32428817. The reversal of 32428793 is 39782423.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32398864 + 29929 = 5692^2 + 173^2 .

It is a cyclic number.

It is not a de Polignac number, because 32428793 - 2²² = 28234489 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (32428703) 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 as a sum of consecutive naturals, namely, 16214396 + 16214397.

It is an arithmetic number, because the mean of its divisors is an integer number (16214397).

Almost surely, 2^32428793 is an apocalyptic number.

It is an amenable number.

32428793 is a deficient number, since it is larger than the sum of its proper divisors (1).

32428793 is an equidigital number, since it uses as much as digits as its factorization.

32428793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 38.

The square root of 32428793 is about 5694.6284338840. The cubic root of 32428793 is about 318.8919783753.

The spelling of 32428793 in words is "thirty-two million, four hundred twenty-eight thousand, seven hundred ninety-three".