1144462 has 8 divisors (see below), whose sum is σ = 1872792. Its totient is φ = 520200.

The previous prime is 1144453. The next prime is 1144477. The reversal of 1144462 is 2644411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 52021 = 1144462 / (1 + 1 + 4 + 4 + 4 + 6 + 2).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 25989 + ... + 26032.

It is an arithmetic number, because the mean of its divisors is an integer number (234099).

2^1144462 is an apocalyptic number.

1144462 is a deficient number, since it is larger than the sum of its proper divisors (728330).

1144462 is a wasteful number, since it uses less digits than its factorization.

1144462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52034.

The product of its digits is 768, while the sum is 22.

The square root of 1144462 is about 1069.7953075238. The cubic root of 1144462 is about 104.6005076829.

Adding to 1144462 its reverse (2644411), we get a palindrome (3788873).

The spelling of 1144462 in words is "one million, one hundred forty-four thousand, four hundred sixty-two".