5641000 has 32 divisors (see below), whose sum is σ = 13202280. Its totient is φ = 2256000.

The previous prime is 5640989. The next prime is 5641019. The reversal of 5641000 is 1465.

It can be written as a sum of positive squares in 4 ways, for example, as 3526884 + 2114116 = 1878^2 + 1454^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1821 + ... + 3820.

Almost surely, 2^5641000 is an apocalyptic number.

5641000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5641000 is an abundant number, since it is smaller than the sum of its proper divisors (7561280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5641000 is a wasteful number, since it uses less digits than its factorization.

5641000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5662 (or 5648 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 5641000 is about 2375.0789460563. The cubic root of 5641000 is about 178.0131286870.

Adding to 5641000 its reverse (1465), we get a palindrome (5642465).

The spelling of 5641000 in words is "five million, six hundred forty-one thousand".