324670072 has 8 divisors (see below), whose sum is σ = 608756400. Its totient is φ = 162335032.

The previous prime is 324670069. The next prime is 324670123. The reversal of 324670072 is 270076423.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-4 number, since 4×324670072⁴ (a number of 35 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20291872 + ... + 20291887.

It is an arithmetic number, because the mean of its divisors is an integer number (76094550).

Almost surely, 2^324670072 is an apocalyptic number.

It is an amenable number.

324670072 is a deficient number, since it is larger than the sum of its proper divisors (284086328).

324670072 is a wasteful number, since it uses less digits than its factorization.

324670072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40583765 (or 40583761 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 31.

The square root of 324670072 is about 18018.6034974967. The cubic root of 324670072 is about 687.3017015753.

The spelling of 324670072 in words is "three hundred twenty-four million, six hundred seventy thousand, seventy-two".