324154421 has 4 divisors (see below), whose sum is σ = 341215200. Its totient is φ = 307093644.

The previous prime is 324154403. The next prime is 324154429. The reversal of 324154421 is 124451423.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 324154421 - 2¹⁸ = 323892277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324154429) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 8530361 + ... + 8530398.

It is an arithmetic number, because the mean of its divisors is an integer number (85303800).

Almost surely, 2^324154421 is an apocalyptic number.

It is an amenable number.

324154421 is a deficient number, since it is larger than the sum of its proper divisors (17060779).

324154421 is a wasteful number, since it uses less digits than its factorization.

324154421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17060778.

The product of its digits is 3840, while the sum is 26.

The square root of 324154421 is about 18004.2889612448. The cubic root of 324154421 is about 686.9376442002.

The spelling of 324154421 in words is "three hundred twenty-four million, one hundred fifty-four thousand, four hundred twenty-one".