10307812 has 6 divisors (see below), whose sum is σ = 18038678. Its totient is φ = 5153904.

The previous prime is 10307809. The next prime is 10307813. The reversal of 10307812 is 21870301.

It can be written as a sum of positive squares in only one way, i.e., 8386816 + 1920996 = 2896^2 + 1386^2 .

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (10307813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1288473 + ... + 1288480.

Almost surely, 2^10307812 is an apocalyptic number.

It is an amenable number.

10307812 is a deficient number, since it is larger than the sum of its proper divisors (7730866).

10307812 is a wasteful number, since it uses less digits than its factorization.

10307812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2576957 (or 2576955 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 10307812 is about 3210.5781410830. The cubic root of 10307812 is about 217.6317042635.

The spelling of 10307812 in words is "ten million, three hundred seven thousand, eight hundred twelve".