1802244 has 24 divisors (see below), whose sum is σ = 4249728. Its totient is φ = 594400.

The previous prime is 1802239. The next prime is 1802261. The reversal of 1802244 is 4422081.

It is a self number, because there is not a number n which added to its sum of digits gives 1802244.

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, 469 + ... + 1955.

It is an arithmetic number, because the mean of its divisors is an integer number (177072).

2^1802244 is an apocalyptic number.

It is an amenable number.

1802244 is an abundant number, since it is smaller than the sum of its proper divisors (2447484).

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

1802244 is a wasteful number, since it uses less digits than its factorization.

1802244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1595 (or 1593 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 1802244 is about 1342.4768154423. The cubic root of 1802244 is about 121.6945687763.

The spelling of 1802244 in words is "one million, eight hundred two thousand, two hundred forty-four".