887164641 has 24 divisors (see below), whose sum is σ = 1399157760. Its totient is φ = 537213600.

The previous prime is 887164613. The next prime is 887164661. The reversal of 887164641 is 146461788.

It is not a de Polignac number, because 887164641 - 2⁹ = 887164129 is a prime.

It is a super-2 number, since 2×887164641² = 1574122200481317762, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (887164661) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 138336 + ... + 144606.

It is an arithmetic number, because the mean of its divisors is an integer number (58298240).

Almost surely, 2^887164641 is an apocalyptic number.

It is an amenable number.

887164641 is a deficient number, since it is larger than the sum of its proper divisors (511993119).

887164641 is a wasteful number, since it uses less digits than its factorization.

887164641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7717 (or 7714 counting only the distinct ones).

The product of its digits is 258048, while the sum is 45.

The square root of 887164641 is about 29785.3091472961. The cubic root of 887164641 is about 960.8776121741.

The spelling of 887164641 in words is "eight hundred eighty-seven million, one hundred sixty-four thousand, six hundred forty-one".