53222269 has 2 divisors, whose sum is σ = 53222270. Its totient is φ = 53222268.

The previous prime is 53222231. The next prime is 53222311. The reversal of 53222269 is 96222235.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49182169 + 4040100 = 7013^2 + 2010^2 .

It is a cyclic number.

It is not a de Polignac number, because 53222269 - 2²¹ = 51125117 is a prime.

It is a super-2 number, since 2×53222269² = 5665219835016722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53222269.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53222219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26611134 + 26611135.

It is an arithmetic number, because the mean of its divisors is an integer number (26611135).

Almost surely, 2^53222269 is an apocalyptic number.

It is an amenable number.

53222269 is a deficient number, since it is larger than the sum of its proper divisors (1).

53222269 is an equidigital number, since it uses as much as digits as its factorization.

53222269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 31.

The square root of 53222269 is about 7295.3594154092. The cubic root of 53222269 is about 376.1529411201.

It can be divided in two parts, 5322226 and 9, that added together give a palindrome (5322235).

The spelling of 53222269 in words is "fifty-three million, two hundred twenty-two thousand, two hundred sixty-nine".