1802256 has 20 divisors (see below), whose sum is σ = 4655952. Its totient is φ = 600736.

The previous prime is 1802239. The next prime is 1802261. The reversal of 1802256 is 6522081.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 18726 + ... + 18821.

2^1802256 is an apocalyptic number.

1802256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1802256 is an abundant number, since it is smaller than the sum of its proper divisors (2853696).

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

1802256 is a wasteful number, since it uses less digits than its factorization.

1802256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37558 (or 37552 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 1802256 is about 1342.4812847858. The cubic root of 1802256 is about 121.6948388714.

The spelling of 1802256 in words is "one million, eight hundred two thousand, two hundred fifty-six".