1443146 has 8 divisors (see below), whose sum is σ = 2195424. Its totient is φ = 711340.

The previous prime is 1443139. The next prime is 1443151. The reversal of 1443146 is 6413441.

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

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, 4940 + ... + 5223.

It is an arithmetic number, because the mean of its divisors is an integer number (274428).

2^1443146 is an apocalyptic number.

1443146 is a deficient number, since it is larger than the sum of its proper divisors (752278).

1443146 is a wasteful number, since it uses less digits than its factorization.

1443146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10236.

The product of its digits is 1152, while the sum is 23.

The square root of 1443146 is about 1201.3101181627. The cubic root of 1443146 is about 113.0064997436.

Adding to 1443146 its reverse (6413441), we get a palindrome (7856587).

The spelling of 1443146 in words is "one million, four hundred forty-three thousand, one hundred forty-six".