870601 has 2 divisors, whose sum is σ = 870602. Its totient is φ = 870600.

The previous prime is 870593. The next prime is 870613. The reversal of 870601 is 106078.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 765625 + 104976 = 875^2 + 324^2 .

It is a cyclic number.

It is not a de Polignac number, because 870601 - 2³ = 870593 is a prime.

It is a super-2 number, since 2×870601² = 1515892202402, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (870641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435300 + 435301.

It is an arithmetic number, because the mean of its divisors is an integer number (435301).

2⁸⁷⁰⁶⁰¹ is an apocalyptic number.

It is an amenable number.

870601 is a deficient number, since it is larger than the sum of its proper divisors (1).

870601 is an equidigital number, since it uses as much as digits as its factorization.

870601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 870601 is about 933.0600195057. The cubic root of 870601 is about 95.4860043633.

Adding to 870601 its reverse (106078), we get a palindrome (976679).

The spelling of 870601 in words is "eight hundred seventy thousand, six hundred one".