844242472 has 16 divisors (see below), whose sum is σ = 1583706240. Its totient is φ = 421920816.

The previous prime is 844242449. The next prime is 844242473. The reversal of 844242472 is 274242448.

It is not an unprimeable number, because it can be changed into a prime (844242473) 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, 6328 + ... + 41575.

It is an arithmetic number, because the mean of its divisors is an integer number (98981640).

Almost surely, 2^844242472 is an apocalyptic number.

It is an amenable number.

844242472 is a deficient number, since it is larger than the sum of its proper divisors (739463768).

844242472 is a wasteful number, since it uses less digits than its factorization.

844242472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50112 (or 50108 counting only the distinct ones).

The product of its digits is 114688, while the sum is 37.

The square root of 844242472 is about 29055.8509082078. The cubic root of 844242472 is about 945.1245963576.

The spelling of 844242472 in words is "eight hundred forty-four million, two hundred forty-two thousand, four hundred seventy-two".