42437716 has 18 divisors (see below), whose sum is σ = 78383130. Its totient is φ = 20101392.

The previous prime is 42437711. The next prime is 42437719. The reversal of 42437716 is 61773424.

It can be written as a sum of positive squares in only one way, i.e., 32490000 + 9947716 = 5700^2 + 3154^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42437711) 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 5 ways as a sum of consecutive naturals, for example, 13251 + ... + 16138.

Almost surely, 2^42437716 is an apocalyptic number.

It is an amenable number.

42437716 is a deficient number, since it is larger than the sum of its proper divisors (35945414).

42437716 is a wasteful number, since it uses less digits than its factorization.

42437716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29431 (or 29410 counting only the distinct ones).

The product of its digits is 28224, while the sum is 34.

The square root of 42437716 is about 6514.4236890150. The cubic root of 42437716 is about 348.8060432453.

The spelling of 42437716 in words is "forty-two million, four hundred thirty-seven thousand, seven hundred sixteen".