1402284 has 48 divisors (see below), whose sum is σ = 3598560. Its totient is φ = 422400.

The previous prime is 1402283. The next prime is 1402301. The reversal of 1402284 is 4822041.

It is a self number, because there is not a number n which added to its sum of digits gives 1402284.

It is not an unprimeable number, because it can be changed into a prime (1402283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13834 + ... + 13934.

It is an arithmetic number, because the mean of its divisors is an integer number (74970).

2^1402284 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1402284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1799280).

1402284 is an abundant number, since it is smaller than the sum of its proper divisors (2196276).

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

1402284 is a wasteful number, since it uses less digits than its factorization.

1402284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210 (or 208 counting only the distinct ones).

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

The square root of 1402284 is about 1184.1807294497. The cubic root of 1402284 is about 111.9296965253.

The spelling of 1402284 in words is "one million, four hundred two thousand, two hundred eighty-four".