83428808 has 16 divisors (see below), whose sum is σ = 156750000. Its totient is φ = 41628816.

The previous prime is 83428801. The next prime is 83428811. The reversal of 83428808 is 80882438.

It is not an unprimeable number, because it can be changed into a prime (83428801) 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, 6458 + ... + 14441.

It is an arithmetic number, because the mean of its divisors is an integer number (9796875).

Almost surely, 2^83428808 is an apocalyptic number.

It is an amenable number.

83428808 is a deficient number, since it is larger than the sum of its proper divisors (73321192).

83428808 is a wasteful number, since it uses less digits than its factorization.

83428808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21404 (or 21400 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 41.

The square root of 83428808 is about 9133.9371576555. The cubic root of 83428808 is about 436.9569783117.

The spelling of 83428808 in words is "eighty-three million, four hundred twenty-eight thousand, eight hundred eight".