42382916 has 12 divisors (see below), whose sum is σ = 74273388. Its totient is φ = 21161952.

The previous prime is 42382913. The next prime is 42382919. The reversal of 42382916 is 61928324.

It is an interprime number because it is at equal distance from previous prime (42382913) and next prime (42382919).

It can be written as a sum of positive squares in 2 ways, for example, as 23425600 + 18957316 = 4840^2 + 4354^2 .

It is not an unprimeable number, because it can be changed into a prime (42382913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3971 + ... + 10026.

It is an arithmetic number, because the mean of its divisors is an integer number (6189449).

Almost surely, 2^42382916 is an apocalyptic number.

It is an amenable number.

42382916 is a deficient number, since it is larger than the sum of its proper divisors (31890472).

42382916 is a wasteful number, since it uses less digits than its factorization.

42382916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14758 (or 14756 counting only the distinct ones).

The product of its digits is 20736, while the sum is 35.

The square root of 42382916 is about 6510.2162790494. The cubic root of 42382916 is about 348.6558403405.

The spelling of 42382916 in words is "forty-two million, three hundred eighty-two thousand, nine hundred sixteen".