5810645 has 4 divisors (see below), whose sum is σ = 6972780. Its totient is φ = 4648512.

The previous prime is 5810639. The next prime is 5810647. The reversal of 5810645 is 5460185.

It is a happy number.

5810645 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 2910436 + 2900209 = 1706^2 + 1703^2 .

It is a cyclic number.

It is not a de Polignac number, because 5810645 - 2¹⁶ = 5745109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5810647) 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, 581060 + ... + 581069.

It is an arithmetic number, because the mean of its divisors is an integer number (1743195).

Almost surely, 2^5810645 is an apocalyptic number.

It is an amenable number.

5810645 is a deficient number, since it is larger than the sum of its proper divisors (1162135).

5810645 is a wasteful number, since it uses less digits than its factorization.

5810645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162134.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 5810645 is about 2410.5279504706. The cubic root of 5810645 is about 179.7800296470.

The spelling of 5810645 in words is "five million, eight hundred ten thousand, six hundred forty-five".