87265275 has 24 divisors (see below), whose sum is σ = 147639360. Its totient is φ = 45457440.

The previous prime is 87265273. The next prime is 87265333. The reversal of 87265275 is 57256278.

It is not a de Polignac number, because 87265275 - 2¹ = 87265273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (87265273) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10305 + ... + 16754.

It is an arithmetic number, because the mean of its divisors is an integer number (6151640).

Almost surely, 2^87265275 is an apocalyptic number.

87265275 is a deficient number, since it is larger than the sum of its proper divisors (60374085).

87265275 is a wasteful number, since it uses less digits than its factorization.

87265275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27115 (or 27110 counting only the distinct ones).

The product of its digits is 235200, while the sum is 42.

The square root of 87265275 is about 9341.5884623548. The cubic root of 87265275 is about 443.5546677166.

The spelling of 87265275 in words is "eighty-seven million, two hundred sixty-five thousand, two hundred seventy-five".