10303988 has 12 divisors (see below), whose sum is σ = 18198180. Its totient is φ = 5104512.

The previous prime is 10303987. The next prime is 10304003. The reversal of 10303988 is 88930301.

It can be written as a sum of positive squares in 2 ways, for example, as 8421604 + 1882384 = 2902^2 + 1372^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10303981) 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, 11381 + ... + 12252.

It is an arithmetic number, because the mean of its divisors is an integer number (1516515).

Almost surely, 2^10303988 is an apocalyptic number.

It is an amenable number.

10303988 is a deficient number, since it is larger than the sum of its proper divisors (7894192).

10303988 is a wasteful number, since it uses less digits than its factorization.

10303988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23746 (or 23744 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 10303988 is about 3209.9825544697. The cubic root of 10303988 is about 217.6047885426.

The spelling of 10303988 in words is "ten million, three hundred three thousand, nine hundred eighty-eight".