1242044 has 6 divisors (see below), whose sum is σ = 2173584. Its totient is φ = 621020.

The previous prime is 1242029. The next prime is 1242061. The reversal of 1242044 is 4402421.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155252 + ... + 155259.

It is an arithmetic number, because the mean of its divisors is an integer number (362264).

2^1242044 is an apocalyptic number.

It is an amenable number.

1242044 is a deficient number, since it is larger than the sum of its proper divisors (931540).

1242044 is a wasteful number, since it uses less digits than its factorization.

1242044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310515 (or 310513 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 1242044 is about 1114.4702777553. The cubic root of 1242044 is about 107.4927054722.

Adding to 1242044 its reverse (4402421), we get a palindrome (5644465).

The spelling of 1242044 in words is "one million, two hundred forty-two thousand, forty-four".