1016256 has 56 divisors (see below), whose sum is σ = 2763520. Its totient is φ = 329472.

The previous prime is 1016237. The next prime is 1016263. The reversal of 1016256 is 6526101.

It is a happy number.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12825 + ... + 12903.

2^1016256 is an apocalyptic number.

1016256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1016256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1381760).

1016256 is an abundant number, since it is smaller than the sum of its proper divisors (1747264).

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

1016256 is an equidigital number, since it uses as much as digits as its factorization.

1016256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161 (or 151 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1016256 is about 1008.0952335965. The cubic root of 1016256 is about 100.5389567049.

The spelling of 1016256 in words is "one million, sixteen thousand, two hundred fifty-six".