10400304 has 40 divisors (see below), whose sum is σ = 26984880. Its totient is φ = 3451648.

The previous prime is 10400303. The next prime is 10400309. The reversal of 10400304 is 40300401.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 10400304.

It is not an unprimeable number, because it can be changed into a prime (10400303) 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 in 7 ways as a sum of consecutive naturals, for example, 18394 + ... + 18950.

It is an arithmetic number, because the mean of its divisors is an integer number (674622).

Almost surely, 2^10400304 is an apocalyptic number.

It is an amenable number.

10400304 is an abundant number, since it is smaller than the sum of its proper divisors (16584576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10400304 is a wasteful number, since it uses less digits than its factorization.

10400304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957 (or 951 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 10400304 is about 3224.9502321741. The cubic root of 10400304 is about 218.2807034084.

Adding to 10400304 its reverse (40300401), we get a palindrome (50700705).

The spelling of 10400304 in words is "ten million, four hundred thousand, three hundred four".