810482644 has 12 divisors (see below), whose sum is σ = 1426269600. Its totient is φ = 402977048.

The previous prime is 810482611. The next prime is 810482663. The reversal of 810482644 is 446284018.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 565264 + ... + 566695.

It is an arithmetic number, because the mean of its divisors is an integer number (118855800).

Almost surely, 2^810482644 is an apocalyptic number.

It is an amenable number.

810482644 is a deficient number, since it is larger than the sum of its proper divisors (615786956).

810482644 is a wasteful number, since it uses less digits than its factorization.

810482644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132142 (or 1132140 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 37.

The square root of 810482644 is about 28468.9768695680. The cubic root of 810482644 is about 932.3548615834.

The spelling of 810482644 in words is "eight hundred ten million, four hundred eighty-two thousand, six hundred forty-four".