844426941 has 8 divisors (see below), whose sum is σ = 1192132224. Its totient is φ = 529836480.

The previous prime is 844426903. The next prime is 844426943. The reversal of 844426941 is 149624448.

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

It is not a de Polignac number, because 844426941 - 2²² = 840232637 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 844426893 and 844426902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (844426943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8278645 + ... + 8278746.

It is an arithmetic number, because the mean of its divisors is an integer number (149016528).

Almost surely, 2^844426941 is an apocalyptic number.

It is an amenable number.

844426941 is a deficient number, since it is larger than the sum of its proper divisors (347705283).

844426941 is a wasteful number, since it uses less digits than its factorization.

844426941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16557411.

The product of its digits is 221184, while the sum is 42.

The square root of 844426941 is about 29059.0251212941. The cubic root of 844426941 is about 945.1934286730.

The spelling of 844426941 in words is "eight hundred forty-four million, four hundred twenty-six thousand, nine hundred forty-one".