5729445 has 12 divisors (see below), whose sum is σ = 9931116. Its totient is φ = 3055680.

The previous prime is 5729419. The next prime is 5729447. The reversal of 5729445 is 5449275.

It can be written as a sum of positive squares in 2 ways, for example, as 4088484 + 1640961 = 2022^2 + 1281^2 .

It is not a de Polignac number, because 5729445 - 2⁸ = 5729189 is a prime.

5729445 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5729447) 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 in 11 ways as a sum of consecutive naturals, for example, 63616 + ... + 63705.

It is an arithmetic number, because the mean of its divisors is an integer number (827593).

Almost surely, 2^5729445 is an apocalyptic number.

It is an amenable number.

5729445 is a deficient number, since it is larger than the sum of its proper divisors (4201671).

5729445 is a wasteful number, since it uses less digits than its factorization.

5729445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127332 (or 127329 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 5729445 is about 2393.6259106218. The cubic root of 5729445 is about 178.9386617129.

The spelling of 5729445 in words is "five million, seven hundred twenty-nine thousand, four hundred forty-five".