42985716 has 24 divisors (see below), whose sum is σ = 103536384. Its totient is φ = 13866240.

The previous prime is 42985699. The next prime is 42985721. The reversal of 42985716 is 61758924.

It is a congruent number.

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, 57405 + ... + 58148.

It is an arithmetic number, because the mean of its divisors is an integer number (4314016).

Almost surely, 2^42985716 is an apocalyptic number.

It is an amenable number.

42985716 is an abundant number, since it is smaller than the sum of its proper divisors (60550668).

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

42985716 is a wasteful number, since it uses less digits than its factorization.

42985716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115591 (or 115589 counting only the distinct ones).

The product of its digits is 120960, while the sum is 42.

The square root of 42985716 is about 6556.3492890480. The cubic root of 42985716 is about 350.3010090774.

The spelling of 42985716 in words is "forty-two million, nine hundred eighty-five thousand, seven hundred sixteen".