473994444 has 288 divisors, whose sum is σ = 1536192000. Its totient is φ = 112613760.

The previous prime is 473994439. The next prime is 473994449. The reversal of 473994444 is 444499374.

It is an interprime number because it is at equal distance from previous prime (473994439) and next prime (473994449).

It is a junction number, because it is equal to n+sod(n) for n = 473994393 and 473994402.

It is not an unprimeable number, because it can be changed into a prime (473994449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 16344622 + ... + 16344650.

It is an arithmetic number, because the mean of its divisors is an integer number (5334000).

Almost surely, 2^473994444 is an apocalyptic number.

473994444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 473994444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (768096000).

473994444 is an abundant number, since it is smaller than the sum of its proper divisors (1062197556).

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

473994444 is a wasteful number, since it uses less digits than its factorization.

473994444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106 (or 71 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 48.

The square root of 473994444 is about 21771.4134589374. The cubic root of 473994444 is about 779.6944036259.

The spelling of 473994444 in words is "four hundred seventy-three million, nine hundred ninety-four thousand, four hundred forty-four".