850907 has 4 divisors (see below), whose sum is σ = 857256. Its totient is φ = 844560.

The previous prime is 850897. The next prime is 850933. The reversal of 850907 is 709058.

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 850907 - 2⁴ = 850891 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 850907.

It is not an unprimeable number, because it can be changed into a prime (850207) 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, 2969 + ... + 3242.

It is an arithmetic number, because the mean of its divisors is an integer number (214314).

2⁸⁵⁰⁹⁰⁷ is an apocalyptic number.

850907 is a deficient number, since it is larger than the sum of its proper divisors (6349).

850907 is a wasteful number, since it uses less digits than its factorization.

850907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6348.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 850907 is about 922.4462043935. The cubic root of 850907 is about 94.7605047726.

The spelling of 850907 in words is "eight hundred fifty thousand, nine hundred seven".