5521743 has 8 divisors (see below), whose sum is σ = 8180400. Its totient is φ = 3681144.

The previous prime is 5521729. The next prime is 5521783. The reversal of 5521743 is 3471255.

It is a happy number.

It is not a de Polignac number, because 5521743 - 2¹³ = 5513551 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 204509 = 5521743 / (5 + 5 + 2 + 1 + 7 + 4 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5521783) 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, 102228 + ... + 102281.

It is an arithmetic number, because the mean of its divisors is an integer number (1022550).

Almost surely, 2^5521743 is an apocalyptic number.

5521743 is a deficient number, since it is larger than the sum of its proper divisors (2658657).

5521743 is a wasteful number, since it uses less digits than its factorization.

5521743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204518 (or 204512 counting only the distinct ones).

The product of its digits is 4200, while the sum is 27.

The square root of 5521743 is about 2349.8389306504. The cubic root of 5521743 is about 176.7497180811.

Adding to 5521743 its reverse (3471255), we get a palindrome (8992998).

The spelling of 5521743 in words is "five million, five hundred twenty-one thousand, seven hundred forty-three".