887671491 has 8 divisors (see below), whose sum is σ = 1352642304. Its totient is φ = 507240840.

The previous prime is 887671481. The next prime is 887671501. The reversal of 887671491 is 194176788.

887671491 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (887671481) and next prime (887671501).

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

It is not a de Polignac number, because 887671491 - 2⁶ = 887671427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (887671441) 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, 21135015 + ... + 21135056.

It is an arithmetic number, because the mean of its divisors is an integer number (169080288).

Almost surely, 2^887671491 is an apocalyptic number.

887671491 is a deficient number, since it is larger than the sum of its proper divisors (464970813).

887671491 is a wasteful number, since it uses less digits than its factorization.

887671491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42270081.

The product of its digits is 677376, while the sum is 51.

The square root of 887671491 is about 29793.8163215121. The cubic root of 887671491 is about 961.0605650998.

The spelling of 887671491 in words is "eight hundred eighty-seven million, six hundred seventy-one thousand, four hundred ninety-one".