83902104 has 192 divisors, whose sum is σ = 277149600. Its totient is φ = 22579200.

The previous prime is 83902087. The next prime is 83902109. The reversal of 83902104 is 40120938.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83902109) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 298444 + ... + 298724.

Almost surely, 2^83902104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83902104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138574800).

83902104 is an abundant number, since it is smaller than the sum of its proper divisors (193247496).

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

83902104 is a wasteful number, since it uses less digits than its factorization.

83902104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 83902104 is about 9159.8091683179. The cubic root of 83902104 is about 437.7817139618.

The spelling of 83902104 in words is "eighty-three million, nine hundred two thousand, one hundred four".