5720765 has 4 divisors (see below), whose sum is σ = 6864924. Its totient is φ = 4576608.

The previous prime is 5720761. The next prime is 5720773. The reversal of 5720765 is 5670275.

It is a happy number.

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 3678724 + 2042041 = 1918^2 + 1429^2 .

It is a cyclic number.

It is not a de Polignac number, because 5720765 - 2² = 5720761 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 (5720761) 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, 572072 + ... + 572081.

It is an arithmetic number, because the mean of its divisors is an integer number (1716231).

Almost surely, 2^5720765 is an apocalyptic number.

It is an amenable number.

5720765 is a deficient number, since it is larger than the sum of its proper divisors (1144159).

5720765 is a wasteful number, since it uses less digits than its factorization.

5720765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144158.

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 5720765 is about 2391.8120745577. The cubic root of 5720765 is about 178.8482531542.

The spelling of 5720765 in words is "five million, seven hundred twenty thousand, seven hundred sixty-five".