42446016 has 84 divisors (see below), whose sum is σ = 123825000. Its totient is φ = 13897728.

The previous prime is 42446009. The next prime is 42446023. The reversal of 42446016 is 61064424.

It is an interprime number because it is at equal distance from previous prime (42446009) and next prime (42446023).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 33360 + ... + 34608.

Almost surely, 2^42446016 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 42446016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61912500).

42446016 is an abundant number, since it is smaller than the sum of its proper divisors (81378984).

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

42446016 is a wasteful number, since it uses less digits than its factorization.

42446016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326 (or 1313 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 42446016 is about 6515.0607057801. The cubic root of 42446016 is about 348.8287816779.

The spelling of 42446016 in words is "forty-two million, four hundred forty-six thousand, sixteen".