5625556 has 6 divisors (see below), whose sum is σ = 9844730. Its totient is φ = 2812776.

The previous prime is 5625553. The next prime is 5625563. The reversal of 5625556 is 6555265.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4137156 + 1488400 = 2034^2 + 1220^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5625553) 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, 703191 + ... + 703198.

Almost surely, 2^5625556 is an apocalyptic number.

It is an amenable number.

5625556 is a deficient number, since it is larger than the sum of its proper divisors (4219174).

5625556 is a wasteful number, since it uses less digits than its factorization.

5625556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406393 (or 1406391 counting only the distinct ones).

The product of its digits is 45000, while the sum is 34.

The square root of 5625556 is about 2371.8254573218. The cubic root of 5625556 is about 177.8505246838.

The spelling of 5625556 in words is "five million, six hundred twenty-five thousand, five hundred fifty-six".