324649 has 12 divisors (see below), whose sum is σ = 375516. Its totient is φ = 279552.

The previous prime is 324647. The next prime is 324661. The reversal of 324649 is 946423.

It can be written as a sum of positive squares in 6 ways, for example, as 94249 + 230400 = 307^2 + 480^2 .

It is not a de Polignac number, because 324649 - 2¹ = 324647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (324641) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2817 + ... + 2929.

It is an arithmetic number, because the mean of its divisors is an integer number (31293).

2³²⁴⁶⁴⁹ is an apocalyptic number.

It is an amenable number.

324649 is a deficient number, since it is larger than the sum of its proper divisors (50867).

324649 is a wasteful number, since it uses less digits than its factorization.

324649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156 (or 143 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

The square root of 324649 is about 569.7797820211. The cubic root of 324649 is about 68.7286831983.

It can be divided in two parts, 324 and 649, that multiplied together give a triangular number (210276 = T₆₄₈).

The spelling of 324649 in words is "three hundred twenty-four thousand, six hundred forty-nine".