305394 has 16 divisors (see below), whose sum is σ = 637632. Its totient is φ = 97328.

The previous prime is 305377. The next prime is 305401. The reversal of 305394 is 493503.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 969 + ... + 1244.

It is an arithmetic number, because the mean of its divisors is an integer number (39852).

2³⁰⁵³⁹⁴ is an apocalyptic number.

305394 is an abundant number, since it is smaller than the sum of its proper divisors (332238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

305394 is a wasteful number, since it uses less digits than its factorization.

305394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2241.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 305394 is about 552.6246465731. The cubic root of 305394 is about 67.3421276187.

Adding to 305394 its reverse (493503), we get a palindrome (798897).

The spelling of 305394 in words is "three hundred five thousand, three hundred ninety-four".