5583946 has 4 divisors (see below), whose sum is σ = 8375922. Its totient is φ = 2791972.

The previous prime is 5583943. The next prime is 5583947. The reversal of 5583946 is 6493855.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6493855 = 5 ⋅1298771.

It can be written as a sum of positive squares in only one way, i.e., 5175625 + 408321 = 2275^2 + 639^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 5583899 and 5583908.

It is not an unprimeable number, because it can be changed into a prime (5583943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1395985 + ... + 1395988.

Almost surely, 2^5583946 is an apocalyptic number.

5583946 is a deficient number, since it is larger than the sum of its proper divisors (2791976).

5583946 is a wasteful number, since it uses less digits than its factorization.

5583946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2791975.

The product of its digits is 129600, while the sum is 40.

The square root of 5583946 is about 2363.0374520942. The cubic root of 5583946 is about 177.4109425625.

Subtracting 5583946 from its reverse (6493855), we obtain a palindrome (909909).

The spelling of 5583946 in words is "five million, five hundred eighty-three thousand, nine hundred forty-six".