53575733 has 2 divisors, whose sum is σ = 53575734. Its totient is φ = 53575732.

The previous prime is 53575729. The next prime is 53575747. The reversal of 53575733 is 33757535.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31832164 + 21743569 = 5642^2 + 4663^2 .

It is a cyclic number.

It is not a de Polignac number, because 53575733 - 2² = 53575729 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53575133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26787866 + 26787867.

It is an arithmetic number, because the mean of its divisors is an integer number (26787867).

Almost surely, 2^53575733 is an apocalyptic number.

It is an amenable number.

53575733 is a deficient number, since it is larger than the sum of its proper divisors (1).

53575733 is an equidigital number, since it uses as much as digits as its factorization.

53575733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165375, while the sum is 38.

The square root of 53575733 is about 7319.5445896586. The cubic root of 53575733 is about 376.9838168232.

The spelling of 53575733 in words is "fifty-three million, five hundred seventy-five thousand, seven hundred thirty-three".