83829988 has 24 divisors (see below), whose sum is σ = 162237600. Its totient is φ = 37581120.

The previous prime is 83829971. The next prime is 83829989. The reversal of 83829988 is 88992838.

It is not an unprimeable number, because it can be changed into a prime (83829989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9838 + ... + 16261.

It is an arithmetic number, because the mean of its divisors is an integer number (6759900).

Almost surely, 2^83829988 is an apocalyptic number.

It is an amenable number.

83829988 is a deficient number, since it is larger than the sum of its proper divisors (78407612).

83829988 is a wasteful number, since it uses less digits than its factorization.

83829988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26187 (or 26185 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 55.

The square root of 83829988 is about 9155.8717771712. The cubic root of 83829988 is about 437.6562498226.

The spelling of 83829988 in words is "eighty-three million, eight hundred twenty-nine thousand, nine hundred eighty-eight".