42304716 has 72 divisors (see below), whose sum is σ = 113684480. Its totient is φ = 13226976.

The previous prime is 42304709. The next prime is 42304729. The reversal of 42304716 is 61740324.

It is a self number, because there is not a number n which added to its sum of digits gives 42304716.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86625 + ... + 87111.

Almost surely, 2^42304716 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 42304716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56842240).

42304716 is an abundant number, since it is smaller than the sum of its proper divisors (71379764).

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

42304716 is a wasteful number, since it uses less digits than its factorization.

42304716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643 (or 638 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 42304716 is about 6504.2075612637. The cubic root of 42304716 is about 348.4412753289.

The spelling of 42304716 in words is "forty-two million, three hundred four thousand, seven hundred sixteen".