384513 has 8 divisors (see below), whose sum is σ = 520608. Its totient is φ = 252384.

The previous prime is 384509. The next prime is 384533. The reversal of 384513 is 315483.

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

It is not a de Polignac number, because 384513 - 2² = 384509 is a prime.

It is not an unprimeable number, because it can be changed into a prime (384533) 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, 756 + ... + 1157.

It is an arithmetic number, because the mean of its divisors is an integer number (65076).

2³⁸⁴⁵¹³ is an apocalyptic number.

It is an amenable number.

384513 is a deficient number, since it is larger than the sum of its proper divisors (136095).

384513 is a wasteful number, since it uses less digits than its factorization.

384513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1983.

The product of its digits is 1440, while the sum is 24.

The square root of 384513 is about 620.0911223361. The cubic root of 384513 is about 72.7171767709.

Adding to 384513 its reverse (315483), we get a palindrome (699996).

The spelling of 384513 in words is "three hundred eighty-four thousand, five hundred thirteen".