886664441 has 4 divisors (see below), whose sum is σ = 954869412. Its totient is φ = 818459472.

The previous prime is 886664437. The next prime is 886664477. The reversal of 886664441 is 144466688.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 347449600 + 539214841 = 18640^2 + 23221^2 .

It is a cyclic number.

It is not a de Polignac number, because 886664441 - 2² = 886664437 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (886661441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34102466 + ... + 34102491.

It is an arithmetic number, because the mean of its divisors is an integer number (238717353).

Almost surely, 2^886664441 is an apocalyptic number.

It is an amenable number.

886664441 is a deficient number, since it is larger than the sum of its proper divisors (68204971).

886664441 is a wasteful number, since it uses less digits than its factorization.

886664441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68204970.

The product of its digits is 884736, while the sum is 47.

The square root of 886664441 is about 29776.9112065036. The cubic root of 886664441 is about 960.6969913073.

The spelling of 886664441 in words is "eight hundred eighty-six million, six hundred sixty-four thousand, four hundred forty-one".