45657229 has 2 divisors, whose sum is σ = 45657230. Its totient is φ = 45657228.

The previous prime is 45657211. The next prime is 45657233. The reversal of 45657229 is 92275654.

45657229 is nontrivially palindromic in base 15.

45657229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38378025 + 7279204 = 6195^2 + 2698^2 .

It is a cyclic number.

It is not a de Polignac number, because 45657229 - 2⁵ = 45657197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45657191 and 45657200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45657289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22828614 + 22828615.

It is an arithmetic number, because the mean of its divisors is an integer number (22828615).

Almost surely, 2^45657229 is an apocalyptic number.

It is an amenable number.

45657229 is a deficient number, since it is larger than the sum of its proper divisors (1).

45657229 is an equidigital number, since it uses as much as digits as its factorization.

45657229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151200, while the sum is 40.

The square root of 45657229 is about 6757.0133195074. The cubic root of 45657229 is about 357.4125927768.

The spelling of 45657229 in words is "forty-five million, six hundred fifty-seven thousand, two hundred twenty-nine".