5625745 has 8 divisors (see below), whose sum is σ = 6843816. Its totient is φ = 4438656.

The previous prime is 5625727. The next prime is 5625749. The reversal of 5625745 is 5475265.

It can be written as a sum of positive squares in 4 ways, for example, as 1597696 + 4028049 = 1264^2 + 2007^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5625745 - 2⁵ = 5625713 is a prime.

It is an Ulam number.

It is a Duffinian number.

5625745 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5625745.

It is not an unprimeable number, because it can be changed into a prime (5625749) 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 7 ways as a sum of consecutive naturals, for example, 7342 + ... + 8071.

It is an arithmetic number, because the mean of its divisors is an integer number (855477).

Almost surely, 2^5625745 is an apocalyptic number.

It is an amenable number.

5625745 is a deficient number, since it is larger than the sum of its proper divisors (1218071).

5625745 is a wasteful number, since it uses less digits than its factorization.

5625745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15491.

The product of its digits is 42000, while the sum is 34.

The square root of 5625745 is about 2371.8652997167. The cubic root of 5625745 is about 177.8525163905.

The spelling of 5625745 in words is "five million, six hundred twenty-five thousand, seven hundred forty-five".