10400306 has 16 divisors (see below), whose sum is σ = 18264960. Its totient is φ = 4348320.

The previous prime is 10400303. The next prime is 10400309. The reversal of 10400306 is 60300401.

10400306 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (10400303) and next prime (10400309).

It is a Harshad number since it is a multiple of its sum of digits (14).

10400306 is strictly pandigital in base 8.

It is not an unprimeable number, because it can be changed into a prime (10400303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8486 + ... + 9633.

It is an arithmetic number, because the mean of its divisors is an integer number (1141560).

Almost surely, 2^10400306 is an apocalyptic number.

10400306 is a deficient number, since it is larger than the sum of its proper divisors (7864654).

10400306 is a wasteful number, since it uses less digits than its factorization.

10400306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18169.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 10400306 is about 3224.9505422564. The cubic root of 10400306 is about 218.2807174003.

Adding to 10400306 its reverse (60300401), we get a palindrome (70700707).

The spelling of 10400306 in words is "ten million, four hundred thousand, three hundred six".