867436225 has 6 divisors (see below), whose sum is σ = 1075620950. Its totient is φ = 693948960.

The previous prime is 867436211. The next prime is 867436247. The reversal of 867436225 is 522634768.

It can be written as a sum of positive squares in 3 ways, for example, as 17363889 + 850072336 = 4167^2 + 29156^2 .

It is not a de Polignac number, because 867436225 - 2¹¹ = 867434177 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17348700 + ... + 17348749.

Almost surely, 2^867436225 is an apocalyptic number.

It is an amenable number.

867436225 is a deficient number, since it is larger than the sum of its proper divisors (208184725).

867436225 is a wasteful number, since it uses less digits than its factorization.

867436225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34697459 (or 34697454 counting only the distinct ones).

The product of its digits is 483840, while the sum is 43.

The square root of 867436225 is about 29452.2702860068. The cubic root of 867436225 is about 953.7016154033.

The spelling of 867436225 in words is "eight hundred sixty-seven million, four hundred thirty-six thousand, two hundred twenty-five".