53222077 has 2 divisors, whose sum is σ = 53222078. Its totient is φ = 53222076.

The previous prime is 53222033. The next prime is 53222083. The reversal of 53222077 is 77022235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36132121 + 17089956 = 6011^2 + 4134^2 .

It is a cyclic number.

It is not a de Polignac number, because 53222077 - 2¹¹ = 53220029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53222027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26611038 + 26611039.

It is an arithmetic number, because the mean of its divisors is an integer number (26611039).

Almost surely, 2^53222077 is an apocalyptic number.

It is an amenable number.

53222077 is a deficient number, since it is larger than the sum of its proper divisors (1).

53222077 is an equidigital number, since it uses as much as digits as its factorization.

53222077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 53222077 is about 7295.3462563473. The cubic root of 53222077 is about 376.1524887941.

The spelling of 53222077 in words is "fifty-three million, two hundred twenty-two thousand, seventy-seven".