850305538 has 8 divisors (see below), whose sum is σ = 1330913088. Its totient is φ = 406667844.

The previous prime is 850305527. The next prime is 850305587. The reversal of 850305538 is 835503058.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 850305497 and 850305506.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9242406 + ... + 9242497.

It is an arithmetic number, because the mean of its divisors is an integer number (166364136).

Almost surely, 2^850305538 is an apocalyptic number.

850305538 is a deficient number, since it is larger than the sum of its proper divisors (480607550).

850305538 is a wasteful number, since it uses less digits than its factorization.

850305538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18484928.

The product of its (nonzero) digits is 72000, while the sum is 37.

The square root of 850305538 is about 29159.9989368998. The cubic root of 850305538 is about 947.3817241549.

The spelling of 850305538 in words is "eight hundred fifty million, three hundred five thousand, five hundred thirty-eight".