57323229 has 4 divisors (see below), whose sum is σ = 76430976. Its totient is φ = 38215484.

The previous prime is 57323197. The next prime is 57323237. The reversal of 57323229 is 92232375.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 57323229 - 2⁵ = 57323197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57323229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57323239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9553869 + ... + 9553874.

It is an arithmetic number, because the mean of its divisors is an integer number (19107744).

Almost surely, 2^57323229 is an apocalyptic number.

It is an amenable number.

57323229 is a deficient number, since it is larger than the sum of its proper divisors (19107747).

57323229 is a wasteful number, since it uses less digits than its factorization.

57323229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19107746.

The product of its digits is 22680, while the sum is 33.

The square root of 57323229 is about 7571.2105372919. The cubic root of 57323229 is about 385.5761968751.

The spelling of 57323229 in words is "fifty-seven million, three hundred twenty-three thousand, two hundred twenty-nine".