52666937 has 2 divisors, whose sum is σ = 52666938. Its totient is φ = 52666936.

The previous prime is 52666921. The next prime is 52666963. The reversal of 52666937 is 73966625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47554816 + 5112121 = 6896^2 + 2261^2 .

It is a cyclic number.

It is not a de Polignac number, because 52666937 - 2⁴ = 52666921 is a prime.

It is not a weakly prime, because it can be changed into another prime (52666967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26333468 + 26333469.

It is an arithmetic number, because the mean of its divisors is an integer number (26333469).

Almost surely, 2^52666937 is an apocalyptic number.

It is an amenable number.

52666937 is a deficient number, since it is larger than the sum of its proper divisors (1).

52666937 is an equidigital number, since it uses as much as digits as its factorization.

52666937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 408240, while the sum is 44.

The square root of 52666937 is about 7257.1989775670. The cubic root of 52666937 is about 374.8400787732.

The spelling of 52666937 in words is "fifty-two million, six hundred sixty-six thousand, nine hundred thirty-seven".