42844764 has 24 divisors (see below), whose sum is σ = 100135168. Its totient is φ = 14258160.

The previous prime is 42844757. The next prime is 42844771. The reversal of 42844764 is 46744824.

It is an interprime number because it is at equal distance from previous prime (42844757) and next prime (42844771).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5709 + ... + 10875.

Almost surely, 2^42844764 is an apocalyptic number.

It is an amenable number.

42844764 is an abundant number, since it is smaller than the sum of its proper divisors (57290404).

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

42844764 is a wasteful number, since it uses less digits than its factorization.

42844764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5865 (or 5863 counting only the distinct ones).

The product of its digits is 172032, while the sum is 39.

The square root of 42844764 is about 6545.5911879677. The cubic root of 42844764 is about 349.9177058221.

The spelling of 42844764 in words is "forty-two million, eight hundred forty-four thousand, seven hundred sixty-four".