82438303 has 4 divisors (see below), whose sum is σ = 82492480. Its totient is φ = 82384128.

The previous prime is 82438277. The next prime is 82438309. The reversal of 82438303 is 30383428.

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

It is a cyclic number.

It is not a de Polignac number, because 82438303 - 2⁹ = 82437791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82438309) 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, 24738 + ... + 27871.

It is an arithmetic number, because the mean of its divisors is an integer number (20623120).

Almost surely, 2^82438303 is an apocalyptic number.

82438303 is a deficient number, since it is larger than the sum of its proper divisors (54177).

82438303 is a wasteful number, since it uses less digits than its factorization.

82438303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54176.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 82438303 is about 9079.5541190083. The cubic root of 82438303 is about 435.2208382349.

The spelling of 82438303 in words is "eighty-two million, four hundred thirty-eight thousand, three hundred three".