1402444 has 12 divisors (see below), whose sum is σ = 2491384. Its totient is φ = 690624.

The previous prime is 1402439. The next prime is 1402459. The reversal of 1402444 is 4442041.

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, 2349 + ... + 2884.

2^1402444 is an apocalyptic number.

It is an amenable number.

1402444 is a deficient number, since it is larger than the sum of its proper divisors (1088940).

1402444 is a wasteful number, since it uses less digits than its factorization.

1402444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5304 (or 5302 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 1402444 is about 1184.2482847782. The cubic root of 1402444 is about 111.9339534068.

Adding to 1402444 its reverse (4442041), we get a palindrome (5844485).

The spelling of 1402444 in words is "one million, four hundred two thousand, four hundred forty-four".