83634136 has 16 divisors (see below), whose sum is σ = 156911040. Its totient is φ = 41791200.

The previous prime is 83634119. The next prime is 83634139. The reversal of 83634136 is 63143638.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83634139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23686 + ... + 26986.

It is an arithmetic number, because the mean of its divisors is an integer number (9806940).

Almost surely, 2^83634136 is an apocalyptic number.

It is an amenable number.

83634136 is a deficient number, since it is larger than the sum of its proper divisors (73276904).

83634136 is a wasteful number, since it uses less digits than its factorization.

83634136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6474 (or 6470 counting only the distinct ones).

The product of its digits is 31104, while the sum is 34.

The square root of 83634136 is about 9145.1700913652. The cubic root of 83634136 is about 437.3151519517.

The spelling of 83634136 in words is "eighty-three million, six hundred thirty-four thousand, one hundred thirty-six".