442325124 has 96 divisors (see below), whose sum is σ = 1181980800. Its totient is φ = 144773568.

The previous prime is 442325123. The next prime is 442325137. The reversal of 442325124 is 421523244.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (442325123) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 515704 + ... + 516560.

It is an arithmetic number, because the mean of its divisors is an integer number (12312300).

Almost surely, 2^442325124 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 442325124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (590990400).

442325124 is an abundant number, since it is smaller than the sum of its proper divisors (739655676).

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

442325124 is an equidigital number, since it uses as much as digits as its factorization.

442325124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941 (or 921 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 442325124 is about 21031.5269060523. The cubic root of 442325124 is about 761.9278870315.

Adding to 442325124 its reverse (421523244), we get a palindrome (863848368).

The spelling of 442325124 in words is "four hundred forty-two million, three hundred twenty-five thousand, one hundred twenty-four".