802850139 has 48 divisors (see below), whose sum is σ = 1431847872. Its totient is φ = 422129664.

The previous prime is 802850107. The next prime is 802850141. The reversal of 802850139 is 931058208.

It is not a de Polignac number, because 802850139 - 2⁵ = 802850107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (802850189) 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, 287719 + ... + 290495.

It is an arithmetic number, because the mean of its divisors is an integer number (29830164).

Almost surely, 2^802850139 is an apocalyptic number.

802850139 is a deficient number, since it is larger than the sum of its proper divisors (628997733).

802850139 is a wasteful number, since it uses less digits than its factorization.

802850139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3156 (or 3153 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 802850139 is about 28334.6102673038. The cubic root of 802850139 is about 929.4188912199.

The spelling of 802850139 in words is "eight hundred two million, eight hundred fifty thousand, one hundred thirty-nine".