10404256 has 12 divisors (see below), whose sum is σ = 20483442. Its totient is φ = 5202112.

The previous prime is 10404253. The next prime is 10404259. The reversal of 10404256 is 65240401.

It is an interprime number because it is at equal distance from previous prime (10404253) and next prime (10404259).

It can be written as a sum of positive squares in only one way, i.e., 7376656 + 3027600 = 2716^2 + 1740^2 .

It is not an unprimeable number, because it can be changed into a prime (10404253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162535 + ... + 162598.

Almost surely, 2^10404256 is an apocalyptic number.

10404256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10404256 is a deficient number, since it is larger than the sum of its proper divisors (10079186).

10404256 is an equidigital number, since it uses as much as digits as its factorization.

10404256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325143 (or 325135 counting only the distinct ones).

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

The square root of 10404256 is about 3225.5628966120. The cubic root of 10404256 is about 218.3083479881.

Adding to 10404256 its reverse (65240401), we get a palindrome (75644657).

It can be divided in two parts, 10404 and 256, that multiplied together give a square (2663424 = 1632²).

The spelling of 10404256 in words is "ten million, four hundred four thousand, two hundred fifty-six".