5609021 has 4 divisors (see below), whose sum is σ = 6118944. Its totient is φ = 5099100.

The previous prime is 5608969. The next prime is 5609053. The reversal of 5609021 is 1209065.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5609021 - 2¹⁴ = 5592637 is a prime.

It is a super-2 number, since 2×5609021² = 62922233156882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5609321) 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 3 ways as a sum of consecutive naturals, for example, 254945 + ... + 254966.

It is an arithmetic number, because the mean of its divisors is an integer number (1529736).

Almost surely, 2^5609021 is an apocalyptic number.

It is an amenable number.

5609021 is a deficient number, since it is larger than the sum of its proper divisors (509923).

5609021 is a wasteful number, since it uses less digits than its factorization.

5609021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509922.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 5609021 is about 2368.3371803863. The cubic root of 5609021 is about 177.6761037399.

The spelling of 5609021 in words is "five million, six hundred nine thousand, twenty-one".