1464689 has 2 divisors, whose sum is σ = 1464690. Its totient is φ = 1464688.

The previous prime is 1464649. The next prime is 1464713. The reversal of 1464689 is 9864641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1311025 + 153664 = 1145^2 + 392^2 .

It is a cyclic number.

It is not a de Polignac number, because 1464689 - 2¹² = 1460593 is a prime.

It is not a weakly prime, because it can be changed into another prime (1464649) 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 as a sum of consecutive naturals, namely, 732344 + 732345.

It is an arithmetic number, because the mean of its divisors is an integer number (732345).

2^1464689 is an apocalyptic number.

It is an amenable number.

1464689 is a deficient number, since it is larger than the sum of its proper divisors (1).

1464689 is an equidigital number, since it uses as much as digits as its factorization.

1464689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 38.

The square root of 1464689 is about 1210.2433639562. The cubic root of 1464689 is about 113.5660376306.

The spelling of 1464689 in words is "one million, four hundred sixty-four thousand, six hundred eighty-nine".