887158642 has 8 divisors (see below), whose sum is σ = 1334365056. Its totient is φ = 442370292.

The previous prime is 887158639. The next prime is 887158667. The reversal of 887158642 is 246851788.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 603598 + ... + 605065.

It is an arithmetic number, because the mean of its divisors is an integer number (166795632).

Almost surely, 2^887158642 is an apocalyptic number.

887158642 is a deficient number, since it is larger than the sum of its proper divisors (447206414).

887158642 is a wasteful number, since it uses less digits than its factorization.

887158642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1209032.

The product of its digits is 860160, while the sum is 49.

The square root of 887158642 is about 29785.2084431182. The cubic root of 887158642 is about 960.8754463538.

The spelling of 887158642 in words is "eight hundred eighty-seven million, one hundred fifty-eight thousand, six hundred forty-two".