79564033 has 2 divisors, whose sum is σ = 79564034. Its totient is φ = 79564032.

The previous prime is 79564031. The next prime is 79564109. The reversal of 79564033 is 33046597.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77651344 + 1912689 = 8812^2 + 1383^2 .

It is a cyclic number.

It is not a de Polignac number, because 79564033 - 2¹ = 79564031 is a prime.

Together with 79564031, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 79563983 and 79564001.

It is not a weakly prime, because it can be changed into another prime (79564031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39782016 + 39782017.

It is an arithmetic number, because the mean of its divisors is an integer number (39782017).

Almost surely, 2^79564033 is an apocalyptic number.

It is an amenable number.

79564033 is a deficient number, since it is larger than the sum of its proper divisors (1).

79564033 is an equidigital number, since it uses as much as digits as its factorization.

79564033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 79564033 is about 8919.8673196410. The cubic root of 79564033 is about 430.1027931643.

The spelling of 79564033 in words is "seventy-nine million, five hundred sixty-four thousand, thirty-three".