1427673 has 8 divisors (see below), whose sum is σ = 2050048. Its totient is φ = 878544.

The previous prime is 1427663. The next prime is 1427681. The reversal of 1427673 is 3767241.

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

It is not a de Polignac number, because 1427673 - 2¹⁷ = 1296601 is a prime.

It is an Ulam number.

1427673 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1427673.

It is not an unprimeable number, because it can be changed into a prime (1427653) by changing a digit.

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, 18265 + ... + 18342.

It is an arithmetic number, because the mean of its divisors is an integer number (256256).

2^1427673 is an apocalyptic number.

1427673 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1427673 is a deficient number, since it is larger than the sum of its proper divisors (622375).

1427673 is a wasteful number, since it uses less digits than its factorization.

1427673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36623.

The product of its digits is 7056, while the sum is 30.

The square root of 1427673 is about 1194.8527105882. The cubic root of 1427673 is about 112.6011731835.

The spelling of 1427673 in words is "one million, four hundred twenty-seven thousand, six hundred seventy-three".