1418256 has 120 divisors (see below), whose sum is σ = 4806240. Its totient is φ = 399168.

The previous prime is 1418251. The next prime is 1418257. The reversal of 1418256 is 6528141.

It is a super-2 number, since 2×1418256² = 4022900163072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (1418251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21135 + ... + 21201.

It is an arithmetic number, because the mean of its divisors is an integer number (40052).

2^1418256 is an apocalyptic number.

1418256 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 1418256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2403120).

1418256 is an abundant number, since it is smaller than the sum of its proper divisors (3387984).

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

1418256 is a wasteful number, since it uses less digits than its factorization.

1418256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98 (or 79 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 1418256 is about 1190.9055378157. The cubic root of 1418256 is about 112.3530525854.

The spelling of 1418256 in words is "one million, four hundred eighteen thousand, two hundred fifty-six".