5641447 has 8 divisors (see below), whose sum is σ = 6538752. Its totient is φ = 4767000.

The previous prime is 5641429. The next prime is 5641453. The reversal of 5641447 is 7441465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5641447 - 2¹¹ = 5639399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5641547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5179 + ... + 6172.

It is an arithmetic number, because the mean of its divisors is an integer number (817344).

Almost surely, 2^5641447 is an apocalyptic number.

5641447 is a deficient number, since it is larger than the sum of its proper divisors (897305).

5641447 is a wasteful number, since it uses less digits than its factorization.

5641447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11429.

The product of its digits is 13440, while the sum is 31.

The square root of 5641447 is about 2375.1730463274. The cubic root of 5641447 is about 178.0178305582.

The spelling of 5641447 in words is "five million, six hundred forty-one thousand, four hundred forty-seven".