383538 has 16 divisors (see below), whose sum is σ = 776160. Its totient is φ = 126336.

The previous prime is 383533. The next prime is 383549. The reversal of 383538 is 835383.

It is not an unprimeable number, because it can be changed into a prime (383533) by changing a digit.

383538 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253 + ... + 911.

It is an arithmetic number, because the mean of its divisors is an integer number (48510).

2³⁸³⁵³⁸ is an apocalyptic number.

383538 is an abundant number, since it is smaller than the sum of its proper divisors (392622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

383538 is a wasteful number, since it uses less digits than its factorization.

383538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761.

The product of its digits is 8640, while the sum is 30.

The square root of 383538 is about 619.3044485550. The cubic root of 383538 is about 72.6556623724.

The spelling of 383538 in words is "three hundred eighty-three thousand, five hundred thirty-eight".