850375679 has 4 divisors (see below), whose sum is σ = 852008400. Its totient is φ = 848742960.

The previous prime is 850375667. The next prime is 850375681. The reversal of 850375679 is 976573058.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 850375679 - 2¹² = 850371583 is a prime.

It is a super-2 number, since 2×850375679² = 1446277590869422082, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (850375579) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 815579 + ... + 816620.

It is an arithmetic number, because the mean of its divisors is an integer number (213002100).

Almost surely, 2^850375679 is an apocalyptic number.

850375679 is a deficient number, since it is larger than the sum of its proper divisors (1632721).

850375679 is a wasteful number, since it uses less digits than its factorization.

850375679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1632720.

The product of its (nonzero) digits is 1587600, while the sum is 50.

The square root of 850375679 is about 29161.2016041863. The cubic root of 850375679 is about 947.4077730167.

The spelling of 850375679 in words is "eight hundred fifty million, three hundred seventy-five thousand, six hundred seventy-nine".