427303 has 4 divisors (see below), whose sum is σ = 430560. Its totient is φ = 424048.

The previous prime is 427283. The next prime is 427307. The reversal of 427303 is 303724.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-427303 is a prime.

It is an Ulam number.

It is a Duffinian number.

427303 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1423 + ... + 1696.

It is an arithmetic number, because the mean of its divisors is an integer number (107640).

2⁴²⁷³⁰³ is an apocalyptic number.

427303 is a deficient number, since it is larger than the sum of its proper divisors (3257).

427303 is a wasteful number, since it uses less digits than its factorization.

427303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3256.

The product of its (nonzero) digits is 504, while the sum is 19.

The square root of 427303 is about 653.6841745063. The cubic root of 427303 is about 75.3202895073.

The spelling of 427303 in words is "four hundred twenty-seven thousand, three hundred three", and thus it is an iban number.