42887086 has 16 divisors (see below), whose sum is σ = 70357248. Its totient is φ = 19444600.

The previous prime is 42887071. The next prime is 42887099. The reversal of 42887086 is 68078824.

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, 7221 + ... + 11743.

It is an arithmetic number, because the mean of its divisors is an integer number (4397328).

Almost surely, 2^42887086 is an apocalyptic number.

42887086 is a deficient number, since it is larger than the sum of its proper divisors (27470162).

42887086 is a wasteful number, since it uses less digits than its factorization.

42887086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4967.

The product of its (nonzero) digits is 172032, while the sum is 43.

The square root of 42887086 is about 6548.8232530738. The cubic root of 42887086 is about 350.0328839851.

The spelling of 42887086 in words is "forty-two million, eight hundred eighty-seven thousand, eighty-six".