424505382 has 48 divisors (see below), whose sum is σ = 1003355136. Its totient is φ = 117169200.

The previous prime is 424505371. The next prime is 424505401. The reversal of 424505382 is 283505424.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 743157 + ... + 743727.

It is an arithmetic number, because the mean of its divisors is an integer number (20903232).

Almost surely, 2^424505382 is an apocalyptic number.

424505382 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 424505382, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (501677568).

424505382 is an abundant number, since it is smaller than the sum of its proper divisors (578849754).

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

424505382 is an equidigital number, since it uses as much as digits as its factorization.

424505382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1185 (or 614 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

The square root of 424505382 is about 20603.5283871477. The cubic root of 424505382 is about 751.5555164831. Note that the first 4 decimals are identical.

The spelling of 424505382 in words is "four hundred twenty-four million, five hundred five thousand, three hundred eighty-two".