5625589 has 4 divisors (see below), whose sum is σ = 5956524. Its totient is φ = 5294656.

The previous prime is 5625563. The next prime is 5625617. The reversal of 5625589 is 9855265.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3572100 + 2053489 = 1890^2 + 1433^2 .

It is a cyclic number.

It is not a de Polignac number, because 5625589 - 2⁷ = 5625461 is a prime.

It is an Ulam number.

It is a Duffinian number.

5625589 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5625509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165442 + ... + 165475.

It is an arithmetic number, because the mean of its divisors is an integer number (1489131).

Almost surely, 2^5625589 is an apocalyptic number.

It is an amenable number.

5625589 is a deficient number, since it is larger than the sum of its proper divisors (330935).

5625589 is a wasteful number, since it uses less digits than its factorization.

5625589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330934.

The product of its digits is 108000, while the sum is 40.

The square root of 5625589 is about 2371.8324139787. The cubic root of 5625589 is about 177.8508724454.

The spelling of 5625589 in words is "five million, six hundred twenty-five thousand, five hundred eighty-nine".