252858797 has 2 divisors, whose sum is σ = 252858798. Its totient is φ = 252858796.

The previous prime is 252858779. The next prime is 252858863. The reversal of 252858797 is 797858252.

It is a happy number.

252858797 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (252858779) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 205606921 + 47251876 = 14339^2 + 6874^2 .

It is a cyclic number.

It is not a de Polignac number, because 252858797 - 2⁶ = 252858733 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252858497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126429398 + 126429399.

It is an arithmetic number, because the mean of its divisors is an integer number (126429399).

Almost surely, 2^252858797 is an apocalyptic number.

It is an amenable number.

252858797 is a deficient number, since it is larger than the sum of its proper divisors (1).

252858797 is an equidigital number, since it uses as much as digits as its factorization.

252858797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2822400, while the sum is 53.

The square root of 252858797 is about 15901.5344228159. The cubic root of 252858797 is about 632.3526687936.

The spelling of 252858797 in words is "two hundred fifty-two million, eight hundred fifty-eight thousand, seven hundred ninety-seven".