5565751 has 4 divisors (see below), whose sum is σ = 5581872. Its totient is φ = 5549632.

The previous prime is 5565743. The next prime is 5565773. The reversal of 5565751 is 1575655.

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

It is a cyclic number.

It is not a de Polignac number, because 5565751 - 2³ = 5565743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5565251) 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, 7531 + ... + 8236.

It is an arithmetic number, because the mean of its divisors is an integer number (1395468).

Almost surely, 2^5565751 is an apocalyptic number.

5565751 is a deficient number, since it is larger than the sum of its proper divisors (16121).

5565751 is a wasteful number, since it uses less digits than its factorization.

5565751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16120.

The product of its digits is 26250, while the sum is 34.

The square root of 5565751 is about 2359.1843929630. The cubic root of 5565751 is about 177.2180380858.

The spelling of 5565751 in words is "five million, five hundred sixty-five thousand, seven hundred fifty-one".