83903106 has 16 divisors (see below), whose sum is σ = 191778624. Its totient is φ = 23972304.

The previous prime is 83903089. The next prime is 83903117. The reversal of 83903106 is 60130938.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 998805 + ... + 998888.

It is an arithmetic number, because the mean of its divisors is an integer number (11986164).

Almost surely, 2^83903106 is an apocalyptic number.

83903106 is an abundant number, since it is smaller than the sum of its proper divisors (107875518).

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

83903106 is a wasteful number, since it uses less digits than its factorization.

83903106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1997705.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 83903106 is about 9159.8638636172. The cubic root of 83903106 is about 437.7834566894.

The spelling of 83903106 in words is "eighty-three million, nine hundred three thousand, one hundred six".