42244860 has 72 divisors (see below), whose sum is σ = 137607120. Its totient is φ = 9655296.

The previous prime is 42244849. The next prime is 42244871. The reversal of 42244860 is 6844224.

42244860 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42244849) and next prime (42244871).

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 4245 + ... + 10124.

It is an arithmetic number, because the mean of its divisors is an integer number (1911210).

Almost surely, 2^42244860 is an apocalyptic number.

It is an amenable number.

42244860 is an abundant number, since it is smaller than the sum of its proper divisors (95362260).

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

42244860 is a wasteful number, since it uses less digits than its factorization.

42244860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14395 (or 14386 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

The square root of 42244860 is about 6499.6046033586. The cubic root of 42244860 is about 348.2768638317.

The spelling of 42244860 in words is "forty-two million, two hundred forty-four thousand, eight hundred sixty".