10400308 has 12 divisors (see below), whose sum is σ = 18317572. Its totient is φ = 5166720.

The previous prime is 10400303. The next prime is 10400309. The reversal of 10400308 is 80300401.

10400308 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1507984 + 8892324 = 1228^2 + 2982^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10400291 and 10400300.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 7653 + ... + 8908.

Almost surely, 2^10400308 is an apocalyptic number.

It is an amenable number.

10400308 is a deficient number, since it is larger than the sum of its proper divisors (7917264).

10400308 is a wasteful number, since it uses less digits than its factorization.

10400308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16722 (or 16720 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 10400308 is about 3224.9508523387. The cubic root of 10400308 is about 218.2807313923.

Adding to 10400308 its reverse (80300401), we get a palindrome (90700709).

The spelling of 10400308 in words is "ten million, four hundred thousand, three hundred eight".