1442685 has 8 divisors (see below), whose sum is σ = 2308320. Its totient is φ = 769424.

The previous prime is 1442669. The next prime is 1442717. The reversal of 1442685 is 5862441.

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

It is a cyclic number.

It is not a de Polignac number, because 1442685 - 2⁴ = 1442669 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 48075 + ... + 48104.

It is an arithmetic number, because the mean of its divisors is an integer number (288540).

2^1442685 is an apocalyptic number.

1442685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1442685 is a deficient number, since it is larger than the sum of its proper divisors (865635).

1442685 is an equidigital number, since it uses as much as digits as its factorization.

1442685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96187.

The product of its digits is 7680, while the sum is 30.

The square root of 1442685 is about 1201.1182289850. The cubic root of 1442685 is about 112.9944654924.

The spelling of 1442685 in words is "one million, four hundred forty-two thousand, six hundred eighty-five".