305848 has 8 divisors (see below), whose sum is σ = 573480. Its totient is φ = 152920.

The previous prime is 305839. The next prime is 305849. The reversal of 305848 is 848503.

305848 is nontrivially palindromic in base 13.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (305849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19108 + ... + 19123.

It is an arithmetic number, because the mean of its divisors is an integer number (71685).

2³⁰⁵⁸⁴⁸ is an apocalyptic number.

It is an amenable number.

305848 is a deficient number, since it is larger than the sum of its proper divisors (267632).

305848 is a wasteful number, since it uses less digits than its factorization.

305848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38237 (or 38233 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 305848 is about 553.0352610820. The cubic root of 305848 is about 67.3754814592.

The spelling of 305848 in words is "three hundred five thousand, eight hundred forty-eight".