384526 has 4 divisors (see below), whose sum is σ = 576792. Its totient is φ = 192262.

The previous prime is 384509. The next prime is 384533. The reversal of 384526 is 625483.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 384494 and 384503.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 96130 + ... + 96133.

It is an arithmetic number, because the mean of its divisors is an integer number (144198).

2³⁸⁴⁵²⁶ is an apocalyptic number.

384526 is a deficient number, since it is larger than the sum of its proper divisors (192266).

384526 is a wasteful number, since it uses less digits than its factorization.

384526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192265.

The product of its digits is 5760, while the sum is 28.

The square root of 384526 is about 620.1016045778. The cubic root of 384526 is about 72.7179962600.

Adding to 384526 its product of digits (5760), we get a triangular number (390286 = T₈₈₃).

The spelling of 384526 in words is "three hundred eighty-four thousand, five hundred twenty-six".