1442245 has 16 divisors (see below), whose sum is σ = 2004480. Its totient is φ = 975744.

The previous prime is 1442227. The next prime is 1442251. The reversal of 1442245 is 5422441.

It is a happy number.

It is not a de Polignac number, because 1442245 - 2¹⁷ = 1311173 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2884 + ... + 3346.

It is an arithmetic number, because the mean of its divisors is an integer number (125280).

2^1442245 is an apocalyptic number.

It is an amenable number.

1442245 is a deficient number, since it is larger than the sum of its proper divisors (562235).

1442245 is an equidigital number, since it uses as much as digits as its factorization.

1442245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564.

The product of its digits is 1280, while the sum is 22.

The square root of 1442245 is about 1200.9350523654. The cubic root of 1442245 is about 112.9829770478.

Adding to 1442245 its reverse (5422441), we get a palindrome (6864686).

The spelling of 1442245 in words is "one million, four hundred forty-two thousand, two hundred forty-five".