57223633 has 2 divisors, whose sum is σ = 57223634. Its totient is φ = 57223632.

The previous prime is 57223619. The next prime is 57223637. The reversal of 57223633 is 33632275.

57223633 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43138624 + 14085009 = 6568^2 + 3753^2 .

It is a cyclic number.

It is not a de Polignac number, because 57223633 - 2⁵ = 57223601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 57223595 and 57223604.

It is not a weakly prime, because it can be changed into another prime (57223637) 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, 28611816 + 28611817.

It is an arithmetic number, because the mean of its divisors is an integer number (28611817).

Almost surely, 2^57223633 is an apocalyptic number.

It is an amenable number.

57223633 is a deficient number, since it is larger than the sum of its proper divisors (1).

57223633 is an equidigital number, since it uses as much as digits as its factorization.

57223633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22680, while the sum is 31.

The square root of 57223633 is about 7564.6303941435. The cubic root of 57223633 is about 385.3527615160.

The spelling of 57223633 in words is "fifty-seven million, two hundred twenty-three thousand, six hundred thirty-three".