57022219 has 2 divisors, whose sum is σ = 57022220. Its totient is φ = 57022218.

The previous prime is 57022213. The next prime is 57022253. The reversal of 57022219 is 91222075.

57022219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57022219 - 2¹⁷ = 56891147 is a prime.

It is a super-2 number, since 2×57022219² = 6503066919367922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (57022213) 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, 28511109 + 28511110.

It is an arithmetic number, because the mean of its divisors is an integer number (28511110).

Almost surely, 2^57022219 is an apocalyptic number.

57022219 is a deficient number, since it is larger than the sum of its proper divisors (1).

57022219 is an equidigital number, since it uses as much as digits as its factorization.

57022219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 57022219 is about 7551.3057811216. The cubic root of 57022219 is about 384.9001123898.

It can be divided in two parts, 5702 and 2219, that added together give a square (7921 = 89²).

The spelling of 57022219 in words is "fifty-seven million, twenty-two thousand, two hundred nineteen".