1449642 has 16 divisors (see below), whose sum is σ = 2911680. Its totient is φ = 481152.

The previous prime is 1449619. The next prime is 1449647. The reversal of 1449642 is 2469441.

It is an Ulam number.

It is a d-powerful number, because it can be written as 1 + 4³ + 4⁹ + 9 + 6⁵ + 4¹⁰ + 2¹⁷ .

It is not an unprimeable number, because it can be changed into a prime (1449647) 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, 1818 + ... + 2490.

It is an arithmetic number, because the mean of its divisors is an integer number (181980).

2^1449642 is an apocalyptic number.

1449642 is an abundant number, since it is smaller than the sum of its proper divisors (1462038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1449642 is a wasteful number, since it uses less digits than its factorization.

1449642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1037.

The product of its digits is 6912, while the sum is 30.

The square root of 1449642 is about 1204.0107972938. The cubic root of 1449642 is about 113.1758038243.

The spelling of 1449642 in words is "one million, four hundred forty-nine thousand, six hundred forty-two".