5626645 has 4 divisors (see below), whose sum is σ = 6751980. Its totient is φ = 4501312.

The previous prime is 5626637. The next prime is 5626657. The reversal of 5626645 is 5466265.

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 935089 + 4691556 = 967^2 + 2166^2 .

It is a cyclic number.

It is not a de Polignac number, because 5626645 - 2³ = 5626637 is a prime.

It is a super-3 number, since 3×5626645³ (a number of 21 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5626645.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 562660 + ... + 562669.

It is an arithmetic number, because the mean of its divisors is an integer number (1687995).

Almost surely, 2^5626645 is an apocalyptic number.

It is an amenable number.

5626645 is a deficient number, since it is larger than the sum of its proper divisors (1125335).

5626645 is a wasteful number, since it uses less digits than its factorization.

5626645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125334.

The product of its digits is 43200, while the sum is 34.

The square root of 5626645 is about 2372.0550162254. The cubic root of 5626645 is about 177.8620000962.

The spelling of 5626645 in words is "five million, six hundred twenty-six thousand, six hundred forty-five".