10405426 has 8 divisors (see below), whose sum is σ = 16429680. Its totient is φ = 4928868.

The previous prime is 10405393. The next prime is 10405427. The reversal of 10405426 is 62450401.

10405426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 10405397 and 10405406.

It is not an unprimeable number, because it can be changed into a prime (10405427) 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, 136876 + ... + 136951.

It is an arithmetic number, because the mean of its divisors is an integer number (2053710).

Almost surely, 2^10405426 is an apocalyptic number.

10405426 is a deficient number, since it is larger than the sum of its proper divisors (6024254).

10405426 is a wasteful number, since it uses less digits than its factorization.

10405426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273848.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 10405426 is about 3225.7442552069. The cubic root of 10405426 is about 218.3165308956.

Adding to 10405426 its reverse (62450401), we get a palindrome (72855827).

The spelling of 10405426 in words is "ten million, four hundred five thousand, four hundred twenty-six".