384998 has 4 divisors (see below), whose sum is σ = 577500. Its totient is φ = 192498.

The previous prime is 384973. The next prime is 385001. The reversal of 384998 is 899483.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 899483 = 13 ⋅69191.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 384998.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96248 + ... + 96251.

It is an arithmetic number, because the mean of its divisors is an integer number (144375).

2³⁸⁴⁹⁹⁸ is an apocalyptic number.

384998 is a deficient number, since it is larger than the sum of its proper divisors (192502).

384998 is a wasteful number, since it uses less digits than its factorization.

384998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192501.

The product of its digits is 62208, while the sum is 41.

The square root of 384998 is about 620.4820706515. The cubic root of 384998 is about 72.7477375174.

The spelling of 384998 in words is "three hundred eighty-four thousand, nine hundred ninety-eight".