323634145 has 8 divisors (see below), whose sum is σ = 388613160. Its totient is φ = 258739200.

The previous prime is 323634133. The next prime is 323634167. The reversal of 323634145 is 541436323.

It can be written as a sum of positive squares in 4 ways, for example, as 200845584 + 122788561 = 14172^2 + 11081^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 323634145 - 2¹¹ = 323632097 is a prime.

It is an alternating number because its digits alternate between odd and even.

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 in 7 ways as a sum of consecutive naturals, for example, 12210 + ... + 28219.

It is an arithmetic number, because the mean of its divisors is an integer number (48576645).

Almost surely, 2^323634145 is an apocalyptic number.

It is an amenable number.

323634145 is a deficient number, since it is larger than the sum of its proper divisors (64979015).

323634145 is a wasteful number, since it uses less digits than its factorization.

323634145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42035.

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

The square root of 323634145 is about 17989.8344906228. The cubic root of 323634145 is about 686.5699300000.

The spelling of 323634145 in words is "three hundred twenty-three million, six hundred thirty-four thousand, one hundred forty-five".