384755 has 8 divisors (see below), whose sum is σ = 527712. Its totient is φ = 263808.

The previous prime is 384751. The next prime is 384757. The reversal of 384755 is 557483.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 384755 - 2² = 384751 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 384755.

It is not an unprimeable number, because it can be changed into a prime (384751) 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, 5462 + ... + 5531.

It is an arithmetic number, because the mean of its divisors is an integer number (65964).

2³⁸⁴⁷⁵⁵ is an apocalyptic number.

384755 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

384755 is a deficient number, since it is larger than the sum of its proper divisors (142957).

384755 is a wasteful number, since it uses less digits than its factorization.

384755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11005.

The product of its digits is 16800, while the sum is 32.

The square root of 384755 is about 620.2862242546. The cubic root of 384755 is about 72.7324288485.

The spelling of 384755 in words is "three hundred eighty-four thousand, seven hundred fifty-five".