857364466 has 24 divisors (see below), whose sum is σ = 1499812956. Its totient is φ = 366508800.

The previous prime is 857364463. The next prime is 857364467. The reversal of 857364466 is 664463758.

It can be written as a sum of positive squares in 2 ways, for example, as 706443241 + 150921225 = 26579^2 + 12285^2 .

It is a Harshad number since it is a multiple of its sum of digits (49).

It is not an unprimeable number, because it can be changed into a prime (857364463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28390 + ... + 50206.

Almost surely, 2^857364466 is an apocalyptic number.

857364466 is a deficient number, since it is larger than the sum of its proper divisors (642448490).

857364466 is a wasteful number, since it uses less digits than its factorization.

857364466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22234 (or 22227 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 49.

The square root of 857364466 is about 29280.7866356080. The cubic root of 857364466 is about 949.9961093100.

The spelling of 857364466 in words is "eight hundred fifty-seven million, three hundred sixty-four thousand, four hundred sixty-six".