56475533 has 2 divisors, whose sum is σ = 56475534. Its totient is φ = 56475532.

The previous prime is 56475527. The next prime is 56475539. The reversal of 56475533 is 33557465.

It is a balanced prime because it is at equal distance from previous prime (56475527) and next prime (56475539).

It can be written as a sum of positive squares in only one way, i.e., 45333289 + 11142244 = 6733^2 + 3338^2 .

It is a cyclic number.

It is not a de Polignac number, because 56475533 - 2¹⁸ = 56213389 is a prime.

It is a super-3 number, since 3×56475533³ (a number of 24 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56475539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28237766 + 28237767.

It is an arithmetic number, because the mean of its divisors is an integer number (28237767).

Almost surely, 2^56475533 is an apocalyptic number.

It is an amenable number.

56475533 is a deficient number, since it is larger than the sum of its proper divisors (1).

56475533 is an equidigital number, since it uses as much as digits as its factorization.

56475533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 189000, while the sum is 38.

The square root of 56475533 is about 7515.0204923207. The cubic root of 56475533 is about 383.6661164784. Note that the first 3 decimals are identical.

The spelling of 56475533 in words is "fifty-six million, four hundred seventy-five thousand, five hundred thirty-three".