5821849 has 4 divisors (see below), whose sum is σ = 6351120. Its totient is φ = 5292580.

The previous prime is 5821841. The next prime is 5821853. The reversal of 5821849 is 9481285.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5821849 - 2³ = 5821841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5821841) 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, 264619 + ... + 264640.

It is an arithmetic number, because the mean of its divisors is an integer number (1587780).

Almost surely, 2^5821849 is an apocalyptic number.

It is an amenable number.

5821849 is a deficient number, since it is larger than the sum of its proper divisors (529271).

5821849 is a wasteful number, since it uses less digits than its factorization.

5821849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529270.

The product of its digits is 23040, while the sum is 37.

The square root of 5821849 is about 2412.8508035102. The cubic root of 5821849 is about 179.8955051933.

It can be divided in two parts, 5821 and 849, that added together give a triangular number (6670 = T₁₁₅).

The spelling of 5821849 in words is "five million, eight hundred twenty-one thousand, eight hundred forty-nine".