5821444 has 6 divisors (see below), whose sum is σ = 10187534. Its totient is φ = 2910720.

The previous prime is 5821441. The next prime is 5821447. The reversal of 5821444 is 4441285.

It is an interprime number because it is at equal distance from previous prime (5821441) and next prime (5821447).

It can be written as a sum of positive squares in only one way, i.e., 5345344 + 476100 = 2312^2 + 690^2 .

It is not an unprimeable number, because it can be changed into a prime (5821441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 727677 + ... + 727684.

Almost surely, 2^5821444 is an apocalyptic number.

It is an amenable number.

5821444 is a deficient number, since it is larger than the sum of its proper divisors (4366090).

5821444 is a wasteful number, since it uses less digits than its factorization.

5821444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1455365 (or 1455363 counting only the distinct ones).

The product of its digits is 5120, while the sum is 28.

The square root of 5821444 is about 2412.7668764305. The cubic root of 5821444 is about 179.8913335880.

The spelling of 5821444 in words is "five million, eight hundred twenty-one thousand, four hundred forty-four".