42046216 has 8 divisors (see below), whose sum is σ = 78836670. Its totient is φ = 21023104.

The previous prime is 42046189. The next prime is 42046241. The reversal of 42046216 is 61264024.

It can be written as a sum of positive squares in only one way, i.e., 32148900 + 9897316 = 5670^2 + 3146^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2627881 + ... + 2627896.

Almost surely, 2^42046216 is an apocalyptic number.

It is an amenable number.

42046216 is a deficient number, since it is larger than the sum of its proper divisors (36790454).

42046216 is a wasteful number, since it uses less digits than its factorization.

42046216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5255783 (or 5255779 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 42046216 is about 6484.3053598670. The cubic root of 42046216 is about 347.7301162019.

The spelling of 42046216 in words is "forty-two million, forty-six thousand, two hundred sixteen".