83534838 has 16 divisors (see below), whose sum is σ = 176897520. Its totient is φ = 26206976.

The previous prime is 83534831. The next prime is 83534881. The reversal of 83534838 is 83843538.

It is a self number, because there is not a number n which added to its sum of digits gives 83534838.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83534831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409383 + ... + 409586.

It is an arithmetic number, because the mean of its divisors is an integer number (11056095).

Almost surely, 2^83534838 is an apocalyptic number.

83534838 is an abundant number, since it is smaller than the sum of its proper divisors (93362682).

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

83534838 is a wasteful number, since it uses less digits than its factorization.

83534838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818991.

The product of its digits is 276480, while the sum is 42.

The square root of 83534838 is about 9139.7394930053. The cubic root of 83534838 is about 437.1420100616.

The spelling of 83534838 in words is "eighty-three million, five hundred thirty-four thousand, eight hundred thirty-eight".