1449664 has 14 divisors (see below), whose sum is σ = 2876804. Its totient is φ = 724800.

The previous prime is 1449661. The next prime is 1449671. The reversal of 1449664 is 4669441.

It is not an unprimeable number, because it can be changed into a prime (1449661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11262 + ... + 11389.

It is an arithmetic number, because the mean of its divisors is an integer number (205486).

2^1449664 is an apocalyptic number.

It is an amenable number.

1449664 is a deficient number, since it is larger than the sum of its proper divisors (1427140).

1449664 is an equidigital number, since it uses as much as digits as its factorization.

1449664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22663 (or 22653 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 1449664 is about 1204.0199333898. The cubic root of 1449664 is about 113.1763763462.

The spelling of 1449664 in words is "one million, four hundred forty-nine thousand, six hundred sixty-four".