87365267 has 6 divisors (see below), whose sum is σ = 96029724. Its totient is φ = 79422860.

The previous prime is 87365209. The next prime is 87365279. The reversal of 87365267 is 76256378.

It is not a de Polignac number, because 87365267 - 2¹⁰ = 87364243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (87365297) by changing a digit.

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, 360893 + ... + 361134.

It is an arithmetic number, because the mean of its divisors is an integer number (16004954).

Almost surely, 2^87365267 is an apocalyptic number.

87365267 is a deficient number, since it is larger than the sum of its proper divisors (8664457).

87365267 is a wasteful number, since it uses less digits than its factorization.

87365267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722049 (or 722038 counting only the distinct ones).

The product of its digits is 423360, while the sum is 44.

The square root of 87365267 is about 9346.9389106809. The cubic root of 87365267 is about 443.7240172051.

Subtracting from 87365267 its reverse (76256378), we obtain a square (11108889 = 3333²).

The spelling of 87365267 in words is "eighty-seven million, three hundred sixty-five thousand, two hundred sixty-seven".