84130535 has 16 divisors (see below), whose sum is σ = 107194752. Its totient is φ = 63168000.

The previous prime is 84130511. The next prime is 84130547. The reversal of 84130535 is 53503148.

It is not a de Polignac number, because 84130535 - 2⁶ = 84130471 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84130498 and 84130507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34610 + ... + 36960.

It is an arithmetic number, because the mean of its divisors is an integer number (6699672).

Almost surely, 2^84130535 is an apocalyptic number.

84130535 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

84130535 is a deficient number, since it is larger than the sum of its proper divisors (23064217).

84130535 is a wasteful number, since it uses less digits than its factorization.

84130535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2794.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 84130535 is about 9172.2698935433. The cubic root of 84130535 is about 438.1786539325.

The spelling of 84130535 in words is "eighty-four million, one hundred thirty thousand, five hundred thirty-five".