866994753 has 8 divisors (see below), whose sum is σ = 1156370688. Its totient is φ = 577807664.

The previous prime is 866994749. The next prime is 866994803. The reversal of 866994753 is 357499668.

It is a happy number.

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 866994753 - 2² = 866994749 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 866994693 and 866994702.

It is not an unprimeable number, because it can be changed into a prime (866993753) 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, 36126 + ... + 55127.

It is an arithmetic number, because the mean of its divisors is an integer number (144546336).

Almost surely, 2^866994753 is an apocalyptic number.

It is an amenable number.

866994753 is a deficient number, since it is larger than the sum of its proper divisors (289375935).

866994753 is a wasteful number, since it uses less digits than its factorization.

866994753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94423.

The product of its digits is 9797760, while the sum is 57.

The square root of 866994753 is about 29444.7746298049. The cubic root of 866994753 is about 953.5397960117.

The spelling of 866994753 in words is "eight hundred sixty-six million, nine hundred ninety-four thousand, seven hundred fifty-three".