53224777 has 2 divisors, whose sum is σ = 53224778. Its totient is φ = 53224776.

The previous prime is 53224763. The next prime is 53224781. The reversal of 53224777 is 77742235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48944016 + 4280761 = 6996^2 + 2069^2 .

It is a cyclic number.

It is not a de Polignac number, because 53224777 - 2⁷ = 53224649 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53224177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26612388 + 26612389.

It is an arithmetic number, because the mean of its divisors is an integer number (26612389).

Almost surely, 2^53224777 is an apocalyptic number.

It is an amenable number.

53224777 is a deficient number, since it is larger than the sum of its proper divisors (1).

53224777 is an equidigital number, since it uses as much as digits as its factorization.

53224777 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82320, while the sum is 37.

The square root of 53224777 is about 7295.5313034761. The cubic root of 53224777 is about 376.1588495289.

The spelling of 53224777 in words is "fifty-three million, two hundred twenty-four thousand, seven hundred seventy-seven".