305794 has 4 divisors (see below), whose sum is σ = 458694. Its totient is φ = 152896.

The previous prime is 305783. The next prime is 305803. The reversal of 305794 is 497503.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 497503 = 499 ⋅997.

It can be written as a sum of positive squares in only one way, i.e., 156025 + 149769 = 395^2 + 387^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76447 + ... + 76450.

2³⁰⁵⁷⁹⁴ is an apocalyptic number.

305794 is a deficient number, since it is larger than the sum of its proper divisors (152900).

305794 is a wasteful number, since it uses less digits than its factorization.

305794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152899.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 305794 is about 552.9864374467. The cubic root of 305794 is about 67.3715159925.

The spelling of 305794 in words is "three hundred five thousand, seven hundred ninety-four".