852698417 has 2 divisors, whose sum is σ = 852698418. Its totient is φ = 852698416.

The previous prime is 852698387. The next prime is 852698423. The reversal of 852698417 is 714896258.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 852698401 + 16 = 29201^2 + 4^2 .

It is a cyclic number.

It is not a de Polignac number, because 852698417 - 2²⁸ = 584262961 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (852698437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426349208 + 426349209.

It is an arithmetic number, because the mean of its divisors is an integer number (426349209).

Almost surely, 2^852698417 is an apocalyptic number.

It is an amenable number.

852698417 is a deficient number, since it is larger than the sum of its proper divisors (1).

852698417 is an equidigital number, since it uses as much as digits as its factorization.

852698417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 50.

The square root of 852698417 is about 29201.0002739632. Note that the first 3 decimals coincide. The cubic root of 852698417 is about 948.2695801573.

The spelling of 852698417 in words is "eight hundred fifty-two million, six hundred ninety-eight thousand, four hundred seventeen".