850942 has 4 divisors (see below), whose sum is σ = 1276416. Its totient is φ = 425470.

The previous prime is 850933. The next prime is 850943. The reversal of 850942 is 249058.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 249058 = 2 ⋅124529.

It is a self number, because there is not a number n which added to its sum of digits gives 850942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (850943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212734 + ... + 212737.

It is an arithmetic number, because the mean of its divisors is an integer number (319104).

2⁸⁵⁰⁹⁴² is an apocalyptic number.

850942 is a deficient number, since it is larger than the sum of its proper divisors (425474).

850942 is a wasteful number, since it uses less digits than its factorization.

850942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425473.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 850942 is about 922.4651754944. The cubic root of 850942 is about 94.7618040028.

The spelling of 850942 in words is "eight hundred fifty thousand, nine hundred forty-two".