57338263 has 4 divisors (see below), whose sum is σ = 60711120. Its totient is φ = 53965408.

The previous prime is 57338243. The next prime is 57338273. The reversal of 57338263 is 36283375.

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-57338263 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 (57338233) 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, 1686403 + ... + 1686436.

It is an arithmetic number, because the mean of its divisors is an integer number (15177780).

Almost surely, 2^57338263 is an apocalyptic number.

57338263 is a deficient number, since it is larger than the sum of its proper divisors (3372857).

57338263 is a wasteful number, since it uses less digits than its factorization.

57338263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3372856.

The product of its digits is 90720, while the sum is 37.

The square root of 57338263 is about 7572.2033121146. The cubic root of 57338263 is about 385.6099019190.

The spelling of 57338263 in words is "fifty-seven million, three hundred thirty-eight thousand, two hundred sixty-three".