57233623 has 2 divisors, whose sum is σ = 57233624. Its totient is φ = 57233622.

The previous prime is 57233621. The next prime is 57233629. The reversal of 57233623 is 32633275.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57233623 - 2¹ = 57233621 is a prime.

It is a super-2 number, since 2×57233623² = 6551375203412258, which contains 22 as substring.

Together with 57233621, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57233621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28616811 + 28616812.

It is an arithmetic number, because the mean of its divisors is an integer number (28616812).

Almost surely, 2^57233623 is an apocalyptic number.

57233623 is a deficient number, since it is larger than the sum of its proper divisors (1).

57233623 is an equidigital number, since it uses as much as digits as its factorization.

57233623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 31.

The square root of 57233623 is about 7565.2906751823. The cubic root of 57233623 is about 385.3751849442.

Adding to 57233623 its reverse (32633275), we get a palindrome (89866898).

The spelling of 57233623 in words is "fifty-seven million, two hundred thirty-three thousand, six hundred twenty-three".