10400424 has 16 divisors (see below), whose sum is σ = 26001120. Its totient is φ = 3466800.

The previous prime is 10400417. The next prime is 10400431. The reversal of 10400424 is 42400401.

10400424 is digitally balanced in base 2, because in such base 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 (10400417) and next prime (10400431).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216652 + ... + 216699.

It is an arithmetic number, because the mean of its divisors is an integer number (1625070).

Almost surely, 2^10400424 is an apocalyptic number.

It is an amenable number.

10400424 is an abundant number, since it is smaller than the sum of its proper divisors (15600696).

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

10400424 is a wasteful number, since it uses less digits than its factorization.

10400424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433360 (or 433356 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 10400424 is about 3224.9688370587. The cubic root of 10400424 is about 218.2815429218.

Adding to 10400424 its reverse (42400401), we get a palindrome (52800825).

The spelling of 10400424 in words is "ten million, four hundred thousand, four hundred twenty-four".