842446940 has 48 divisors (see below), whose sum is σ = 1796189472. Its totient is φ = 331862016.

The previous prime is 842446931. The next prime is 842446949. The reversal of 842446940 is 49644248.

842446940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (842446931) and next prime (842446949).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842446949) 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, 439424 + ... + 441336.

It is an arithmetic number, because the mean of its divisors is an integer number (37420614).

Almost surely, 2^842446940 is an apocalyptic number.

It is an amenable number.

842446940 is an abundant number, since it is smaller than the sum of its proper divisors (953742532).

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

842446940 is a wasteful number, since it uses less digits than its factorization.

842446940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2246 (or 2244 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 41.

The square root of 842446940 is about 29024.9365201718. The cubic root of 842446940 is about 944.4540915380.

The spelling of 842446940 in words is "eight hundred forty-two million, four hundred forty-six thousand, nine hundred forty".