57699223 has 2 divisors, whose sum is σ = 57699224. Its totient is φ = 57699222.

The previous prime is 57699217. The next prime is 57699253. The reversal of 57699223 is 32299675.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57699223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57699223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57699253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28849611 + 28849612.

It is an arithmetic number, because the mean of its divisors is an integer number (28849612).

Almost surely, 2^57699223 is an apocalyptic number.

57699223 is a deficient number, since it is larger than the sum of its proper divisors (1).

57699223 is an equidigital number, since it uses as much as digits as its factorization.

57699223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 43.

The square root of 57699223 is about 7596.0004607688. Note that the first 3 decimals coincide. The cubic root of 57699223 is about 386.4173830030.

It can be divided in two parts, 576 and 99223, that added together give a palindrome (99799).

The spelling of 57699223 in words is "fifty-seven million, six hundred ninety-nine thousand, two hundred twenty-three".