839298402 has 64 divisors (see below), whose sum is σ = 1939660800. Its totient is φ = 268719120.

The previous prime is 839298401. The next prime is 839298437. The reversal of 839298402 is 204892938.

It is not an unprimeable number, because it can be changed into a prime (839298401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 230883 + ... + 234489.

It is an arithmetic number, because the mean of its divisors is an integer number (30307200).

Almost surely, 2^839298402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 839298402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (969830400).

839298402 is an abundant number, since it is smaller than the sum of its proper divisors (1100362398).

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

839298402 is a wasteful number, since it uses less digits than its factorization.

839298402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3788 (or 3782 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 839298402 is about 28970.6472485514. The cubic root of 839298402 is about 943.2760304592.

The spelling of 839298402 in words is "eight hundred thirty-nine million, two hundred ninety-eight thousand, four hundred two".