844850442 has 32 divisors (see below), whose sum is σ = 1723123584. Its totient is φ = 276091200.

The previous prime is 844850437. The next prime is 844850449. The reversal of 844850442 is 244058448.

It is a self number, because there is not a number n which added to its sum of digits gives 844850442.

It is not an unprimeable number, because it can be changed into a prime (844850449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71628 + ... + 82584.

It is an arithmetic number, because the mean of its divisors is an integer number (53847612).

Almost surely, 2^844850442 is an apocalyptic number.

844850442 is an abundant number, since it is smaller than the sum of its proper divisors (878273142).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

844850442 is a wasteful number, since it uses less digits than its factorization.

844850442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11214.

The product of its (nonzero) digits is 163840, while the sum is 39.

The square root of 844850442 is about 29066.3111178560. The cubic root of 844850442 is about 945.3514148934.

The spelling of 844850442 in words is "eight hundred forty-four million, eight hundred fifty thousand, four hundred forty-two".