5707645 has 4 divisors (see below), whose sum is σ = 6849180. Its totient is φ = 4566112.

The previous prime is 5707613. The next prime is 5707679. The reversal of 5707645 is 5467075.

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 2013561 + 3694084 = 1419^2 + 1922^2 .

It is a cyclic number.

It is not a de Polignac number, because 5707645 - 2⁵ = 5707613 is a prime.

It is a super-2 number, since 2×5707645² = 65154422892050, which contains 22 as substring.

5707645 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5707645.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 570760 + ... + 570769.

It is an arithmetic number, because the mean of its divisors is an integer number (1712295).

Almost surely, 2^5707645 is an apocalyptic number.

It is an amenable number.

5707645 is a deficient number, since it is larger than the sum of its proper divisors (1141535).

5707645 is a wasteful number, since it uses less digits than its factorization.

5707645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141534.

The product of its (nonzero) digits is 29400, while the sum is 34.

The square root of 5707645 is about 2389.0678098371. The cubic root of 5707645 is about 178.7114249979.

It can be divided in two parts, 57076 and 45, that added together give a square (57121 = 239²).

The spelling of 5707645 in words is "five million, seven hundred seven thousand, six hundred forty-five".