83613534 has 8 divisors (see below), whose sum is σ = 167227080. Its totient is φ = 27871176.

The previous prime is 83613529. The next prime is 83613571. The reversal of 83613534 is 43531638.

It is a sphenic number, since it is the product of 3 distinct primes.

83613534 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 83613495 and 83613504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6967789 + ... + 6967800.

It is an arithmetic number, because the mean of its divisors is an integer number (20903385).

Almost surely, 2^83613534 is an apocalyptic number.

83613534 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83613534 is a wasteful number, since it uses less digits than its factorization.

83613534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13935594.

The product of its digits is 25920, while the sum is 33.

The square root of 83613534 is about 9144.0436350665. The cubic root of 83613534 is about 437.2792403527.

The spelling of 83613534 in words is "eighty-three million, six hundred thirteen thousand, five hundred thirty-four".