10405056 has 28 divisors (see below), whose sum is σ = 27530552. Its totient is φ = 3468288.

The previous prime is 10405049. The next prime is 10405099. The reversal of 10405056 is 65050401.

It is a happy number.

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, 26905 + ... + 27288.

It is an arithmetic number, because the mean of its divisors is an integer number (983234).

Almost surely, 2^10405056 is an apocalyptic number.

10405056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10405056 is an abundant number, since it is smaller than the sum of its proper divisors (17125496).

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

10405056 is an equidigital number, since it uses as much as digits as its factorization.

10405056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54208 (or 54198 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 10405056 is about 3225.6869035912. The cubic root of 10405056 is about 218.3139432048.

Adding to 10405056 its reverse (65050401), we get a palindrome (75455457).

The spelling of 10405056 in words is "ten million, four hundred five thousand, fifty-six".