56662033 has 2 divisors, whose sum is σ = 56662034. Its totient is φ = 56662032.

The previous prime is 56662031. The next prime is 56662061. The reversal of 56662033 is 33026665.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36385024 + 20277009 = 6032^2 + 4503^2 .

It is a cyclic number.

It is not a de Polignac number, because 56662033 - 2¹ = 56662031 is a prime.

Together with 56662031, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 56661986 and 56662004.

It is not a weakly prime, because it can be changed into another prime (56662031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28331016 + 28331017.

It is an arithmetic number, because the mean of its divisors is an integer number (28331017).

Almost surely, 2^56662033 is an apocalyptic number.

It is an amenable number.

56662033 is a deficient number, since it is larger than the sum of its proper divisors (1).

56662033 is an equidigital number, since it uses as much as digits as its factorization.

56662033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 31.

The square root of 56662033 is about 7527.4187474858. The cubic root of 56662033 is about 384.0879812329.

Adding to 56662033 its reverse (33026665), we get a palindrome (89688698).

The spelling of 56662033 in words is "fifty-six million, six hundred sixty-two thousand, thirty-three".