42344416 has 24 divisors (see below), whose sum is σ = 88270560. Its totient is φ = 19926528.

The previous prime is 42344389. The next prime is 42344443. The reversal of 42344416 is 61444324.

It is an interprime number because it is at equal distance from previous prime (42344389) and next prime (42344443).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38376 + ... + 39463.

It is an arithmetic number, because the mean of its divisors is an integer number (3677940).

Almost surely, 2^42344416 is an apocalyptic number.

It is an amenable number.

42344416 is an abundant number, since it is smaller than the sum of its proper divisors (45926144).

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

42344416 is a wasteful number, since it uses less digits than its factorization.

42344416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77866 (or 77858 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

The square root of 42344416 is about 6507.2587162337. The cubic root of 42344416 is about 348.5502371269.

The spelling of 42344416 in words is "forty-two million, three hundred forty-four thousand, four hundred sixteen".