42985266 has 16 divisors (see below), whose sum is σ = 86205504. Its totient is φ = 14289264.

The previous prime is 42985253. The next prime is 42985291. The reversal of 42985266 is 66258924.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7366 + ... + 11841.

It is an arithmetic number, because the mean of its divisors is an integer number (5387844).

Almost surely, 2^42985266 is an apocalyptic number.

42985266 is an abundant number, since it is smaller than the sum of its proper divisors (43220238).

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

42985266 is a wasteful number, since it uses less digits than its factorization.

42985266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19585.

The product of its digits is 207360, while the sum is 42.

The square root of 42985266 is about 6556.3149710794. The cubic root of 42985266 is about 350.2997866868.

The spelling of 42985266 in words is "forty-two million, nine hundred eighty-five thousand, two hundred sixty-six".