5625665 has 16 divisors (see below), whose sum is σ = 7091712. Its totient is φ = 4279104.

The previous prime is 5625649. The next prime is 5625667. The reversal of 5625665 is 5665265.

It is a cyclic number.

It is not a de Polignac number, because 5625665 - 2⁴ = 5625649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5625667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8372 + ... + 9018.

It is an arithmetic number, because the mean of its divisors is an integer number (443232).

Almost surely, 2^5625665 is an apocalyptic number.

It is an amenable number.

5625665 is a deficient number, since it is larger than the sum of its proper divisors (1466047).

5625665 is a wasteful number, since it uses less digits than its factorization.

5625665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736.

The product of its digits is 54000, while the sum is 35.

The square root of 5625665 is about 2371.8484352926. The cubic root of 5625665 is about 177.8516733455.

The spelling of 5625665 in words is "five million, six hundred twenty-five thousand, six hundred sixty-five".