52551773 has 2 divisors, whose sum is σ = 52551774. Its totient is φ = 52551772.

The previous prime is 52551767. The next prime is 52551797. The reversal of 52551773 is 37715525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46607929 + 5943844 = 6827^2 + 2438^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52551773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52551703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26275886 + 26275887.

It is an arithmetic number, because the mean of its divisors is an integer number (26275887).

Almost surely, 2^52551773 is an apocalyptic number.

It is an amenable number.

52551773 is a deficient number, since it is larger than the sum of its proper divisors (1).

52551773 is an equidigital number, since it uses as much as digits as its factorization.

52551773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36750, while the sum is 35.

The square root of 52551773 is about 7249.2601691483. The cubic root of 52551773 is about 374.5666650781.

The spelling of 52551773 in words is "fifty-two million, five hundred fifty-one thousand, seven hundred seventy-three".