84135275 has 12 divisors (see below), whose sum is σ = 119231952. Its totient is φ = 57692640.

The previous prime is 84135253. The next prime is 84135307. The reversal of 84135275 is 57253148.

It is a happy number.

It is not a de Polignac number, because 84135275 - 2¹⁰ = 84134251 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 240212 + ... + 240561.

It is an arithmetic number, because the mean of its divisors is an integer number (9935996).

Almost surely, 2^84135275 is an apocalyptic number.

84135275 is a deficient number, since it is larger than the sum of its proper divisors (35096677).

84135275 is a wasteful number, since it uses less digits than its factorization.

84135275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480790 (or 480785 counting only the distinct ones).

The product of its digits is 33600, while the sum is 35.

The square root of 84135275 is about 9172.5282774162. The cubic root of 84135275 is about 438.1868829218.

The spelling of 84135275 in words is "eighty-four million, one hundred thirty-five thousand, two hundred seventy-five".