810546916 has 24 divisors (see below), whose sum is σ = 1497440000. Its totient is φ = 382830624.

The previous prime is 810546907. The next prime is 810546931. The reversal of 810546916 is 619645018.

It is a super-2 number, since 2×810546916² = 1313972606074222112, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 11245 + ... + 41803.

Almost surely, 2^810546916 is an apocalyptic number.

It is an amenable number.

810546916 is a deficient number, since it is larger than the sum of its proper divisors (686893084).

810546916 is a wasteful number, since it uses less digits than its factorization.

810546916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30931 (or 30929 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 810546916 is about 28470.1056548795. The cubic root of 810546916 is about 932.3795064573.

The spelling of 810546916 in words is "eight hundred ten million, five hundred forty-six thousand, nine hundred sixteen".