383545 has 8 divisors (see below), whose sum is σ = 466560. Its totient is φ = 302640.

The previous prime is 383533. The next prime is 383549. The reversal of 383545 is 545383.

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

It is not a de Polignac number, because 383545 - 2⁷ = 383417 is a prime.

It is a plaindrome in base 15.

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (383549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91 + ... + 880.

It is an arithmetic number, because the mean of its divisors is an integer number (58320).

2³⁸³⁵⁴⁵ is an apocalyptic number.

It is an amenable number.

383545 is a deficient number, since it is larger than the sum of its proper divisors (83015).

383545 is an equidigital number, since it uses as much as digits as its factorization.

383545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055.

The product of its digits is 7200, while the sum is 28.

The square root of 383545 is about 619.3101000307. The cubic root of 383545 is about 72.6561043856.

The spelling of 383545 in words is "three hundred eighty-three thousand, five hundred forty-five".