84740135 has 4 divisors (see below), whose sum is σ = 101688168. Its totient is φ = 67792104.

The previous prime is 84740113. The next prime is 84740177. The reversal of 84740135 is 53104748.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84740135 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8474009 + ... + 8474018.

It is an arithmetic number, because the mean of its divisors is an integer number (25422042).

Almost surely, 2^84740135 is an apocalyptic number.

84740135 is a deficient number, since it is larger than the sum of its proper divisors (16948033).

84740135 is a wasteful number, since it uses less digits than its factorization.

84740135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16948032.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 84740135 is about 9205.4405109153. The cubic root of 84740135 is about 439.2344383902.

The spelling of 84740135 in words is "eighty-four million, seven hundred forty thousand, one hundred thirty-five".