52894217 has 2 divisors, whose sum is σ = 52894218. Its totient is φ = 52894216.

The previous prime is 52894211. The next prime is 52894229. The reversal of 52894217 is 71249825.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39137536 + 13756681 = 6256^2 + 3709^2 .

It is a cyclic number.

It is not a de Polignac number, because 52894217 - 2¹² = 52890121 is a prime.

It is not a weakly prime, because it can be changed into another prime (52894211) 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, 26447108 + 26447109.

It is an arithmetic number, because the mean of its divisors is an integer number (26447109).

Almost surely, 2^52894217 is an apocalyptic number.

It is an amenable number.

52894217 is a deficient number, since it is larger than the sum of its proper divisors (1).

52894217 is an equidigital number, since it uses as much as digits as its factorization.

52894217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 38.

The square root of 52894217 is about 7272.8410542236. The cubic root of 52894217 is about 375.3785025743.

The spelling of 52894217 in words is "fifty-two million, eight hundred ninety-four thousand, two hundred seventeen".