887253665 has 8 divisors (see below), whose sum is σ = 1075681320. Its totient is φ = 702484992.

The previous prime is 887253581. The next prime is 887253677. The reversal of 887253665 is 566352788.

It can be written as a sum of positive squares in 4 ways, for example, as 305865121 + 581388544 = 17489^2 + 24112^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 887253665 - 2¹² = 887249569 is a prime.

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, 914210 + ... + 915179.

It is an arithmetic number, because the mean of its divisors is an integer number (134460165).

Almost surely, 2^887253665 is an apocalyptic number.

It is an amenable number.

887253665 is a deficient number, since it is larger than the sum of its proper divisors (188427655).

887253665 is a wasteful number, since it uses less digits than its factorization.

887253665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1829491.

The product of its digits is 2419200, while the sum is 50.

The square root of 887253665 is about 29786.8035378085. The cubic root of 887253665 is about 960.9097513824.

The spelling of 887253665 in words is "eight hundred eighty-seven million, two hundred fifty-three thousand, six hundred sixty-five".