384506375 has 16 divisors (see below), whose sum is σ = 523489824. Its totient is φ = 279640000.

The previous prime is 384506371. The next prime is 384506377. The reversal of 384506375 is 573605483.

It is not a de Polignac number, because 384506375 - 2² = 384506371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (384506371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138446 + ... + 141195.

It is an arithmetic number, because the mean of its divisors is an integer number (32718114).

Almost surely, 2^384506375 is an apocalyptic number.

384506375 is a deficient number, since it is larger than the sum of its proper divisors (138983449).

384506375 is a wasteful number, since it uses less digits than its factorization.

384506375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279667 (or 279657 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 41.

The square root of 384506375 is about 19608.8341060860. The cubic root of 384506375 is about 727.1675913954.

The spelling of 384506375 in words is "three hundred eighty-four million, five hundred six thousand, three hundred seventy-five".