10400475 has 24 divisors (see below), whose sum is σ = 17378352. Its totient is φ = 5488000.

The previous prime is 10400449. The next prime is 10400479. The reversal of 10400475 is 57400401.

10400475 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10400475 - 2⁵ = 10400443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10400479) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6889 + ... + 8261.

It is an arithmetic number, because the mean of its divisors is an integer number (724098).

Almost surely, 2^10400475 is an apocalyptic number.

10400475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10400475 is a deficient number, since it is larger than the sum of its proper divisors (6977877).

10400475 is a wasteful number, since it uses less digits than its factorization.

10400475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1487 (or 1482 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 10400475 is about 3224.9767441022. The cubic root of 10400475 is about 218.2818997130.

Adding to 10400475 its reverse (57400401), we get a palindrome (67800876).

The spelling of 10400475 in words is "ten million, four hundred thousand, four hundred seventy-five".