42044716 has 12 divisors (see below), whose sum is σ = 84089488. Its totient is φ = 18019152.

The previous prime is 42044707. The next prime is 42044731. The reversal of 42044716 is 61744024.

42044716 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 1501597 = 42044716 / (4 + 2 + 0 + 4 + 4 + 7 + 1 + 6).

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, 750771 + ... + 750826.

Almost surely, 2^42044716 is an apocalyptic number.

It is an amenable number.

42044716 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

42044716 is a wasteful number, since it uses less digits than its factorization.

42044716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1501608 (or 1501606 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 42044716 is about 6484.1896949426. The cubic root of 42044716 is about 347.7259810587.

The spelling of 42044716 in words is "forty-two million, forty-four thousand, seven hundred sixteen".