868782466 has 8 divisors (see below), whose sum is σ = 1327762044. Its totient is φ = 426195120.

The previous prime is 868782463. The next prime is 868782469. The reversal of 868782466 is 664287868.

It is an interprime number because it is at equal distance from previous prime (868782463) and next prime (868782469).

It can be written as a sum of positive squares in 2 ways, for example, as 859955625 + 8826841 = 29325^2 + 2971^2 .

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

It is not an unprimeable number, because it can be changed into a prime (868782463) 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, 4097925 + ... + 4098136.

Almost surely, 2^868782466 is an apocalyptic number.

868782466 is a deficient number, since it is larger than the sum of its proper divisors (458979578).

868782466 is a wasteful number, since it uses less digits than its factorization.

868782466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8196116.

The product of its digits is 6193152, while the sum is 55.

The square root of 868782466 is about 29475.1160472694. The cubic root of 868782466 is about 954.1947346862.

The spelling of 868782466 in words is "eight hundred sixty-eight million, seven hundred eighty-two thousand, four hundred sixty-six".