1744142 has 4 divisors (see below), whose sum is σ = 2616216. Its totient is φ = 872070.

The previous prime is 1744139. The next prime is 1744151. The reversal of 1744142 is 2414471.

It is a happy number.

It is a semiprime because it is the product of two primes.

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 as a sum of consecutive naturals, namely, 436034 + ... + 436037.

It is an arithmetic number, because the mean of its divisors is an integer number (654054).

2^1744142 is an apocalyptic number.

1744142 is a deficient number, since it is larger than the sum of its proper divisors (872074).

1744142 is an equidigital number, since it uses as much as digits as its factorization.

1744142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 872073.

The product of its digits is 896, while the sum is 23.

The square root of 1744142 is about 1320.6596836430. The cubic root of 1744142 is about 120.3724999094.

The spelling of 1744142 in words is "one million, seven hundred forty-four thousand, one hundred forty-two".