442775004 has 96 divisors (see below), whose sum is σ = 1224706560. Its totient is φ = 121865472.

The previous prime is 442774991. The next prime is 442775017. The reversal of 442775004 is 400577244.

It is an interprime number because it is at equal distance from previous prime (442774991) and next prime (442775017).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 338119 + ... + 339425.

It is an arithmetic number, because the mean of its divisors is an integer number (12757360).

Almost surely, 2^442775004 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 442775004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (612353280).

442775004 is an abundant number, since it is smaller than the sum of its proper divisors (781931556).

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

442775004 is a wasteful number, since it uses less digits than its factorization.

442775004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1467 (or 1465 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 33.

The square root of 442775004 is about 21042.2195597328. The cubic root of 442775004 is about 762.1861133561.

The spelling of 442775004 in words is "four hundred forty-two million, seven hundred seventy-five thousand, four".