324145633 has 8 divisors (see below), whose sum is σ = 378012800. Its totient is φ = 277838820.

The previous prime is 324145621. The next prime is 324145649. The reversal of 324145633 is 336541423.

It is not a de Polignac number, because 324145633 - 2²⁵ = 290591201 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 324145595 and 324145604.

It is not an unprimeable number, because it can be changed into a prime (324145603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 472173 + ... + 472858.

It is an arithmetic number, because the mean of its divisors is an integer number (47251600).

Almost surely, 2^324145633 is an apocalyptic number.

It is an amenable number.

324145633 is a deficient number, since it is larger than the sum of its proper divisors (53867167).

324145633 is an frugal number, since it uses more digits than its factorization.

324145633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945052 (or 945038 counting only the distinct ones).

The product of its digits is 25920, while the sum is 31.

The square root of 324145633 is about 18004.0449066314. The cubic root of 324145633 is about 686.9314363949.

The spelling of 324145633 in words is "three hundred twenty-four million, one hundred forty-five thousand, six hundred thirty-three".