83825880 has 64 divisors (see below), whose sum is σ = 252084960. Its totient is φ = 22299648.

The previous prime is 83825867. The next prime is 83825881. The reversal of 83825880 is 8852838.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83825881) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87484 + ... + 88436.

Almost surely, 2^83825880 is an apocalyptic number.

It is an amenable number.

83825880 is an abundant number, since it is smaller than the sum of its proper divisors (168259080).

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

83825880 is a wasteful number, since it uses less digits than its factorization.

83825880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1700 (or 1696 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 42.

The square root of 83825880 is about 9155.6474375109. The cubic root of 83825880 is about 437.6491007451.

The spelling of 83825880 in words is "eighty-three million, eight hundred twenty-five thousand, eight hundred eighty".