42985356 has 24 divisors (see below), whose sum is σ = 101335920. Its totient is φ = 14180352.

The previous prime is 42985351. The next prime is 42985373. The reversal of 42985356 is 65358924.

It is not an unprimeable number, because it can be changed into a prime (42985351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17301 + ... + 19628.

It is an arithmetic number, because the mean of its divisors is an integer number (4222330).

Almost surely, 2^42985356 is an apocalyptic number.

It is an amenable number.

42985356 is an abundant number, since it is smaller than the sum of its proper divisors (58350564).

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

42985356 is a wasteful number, since it uses less digits than its factorization.

42985356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37033 (or 37031 counting only the distinct ones).

The product of its digits is 259200, while the sum is 42.

The square root of 42985356 is about 6556.3218346875. The cubic root of 42985356 is about 350.3000311656.

The spelling of 42985356 in words is "forty-two million, nine hundred eighty-five thousand, three hundred fifty-six".