5637993 has 8 divisors (see below), whose sum is σ = 7612800. Its totient is φ = 3710928.

The previous prime is 5637959. The next prime is 5637997. The reversal of 5637993 is 3997365.

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

It is not a de Polignac number, because 5637993 - 2⁹ = 5637481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5637997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11658 + ... + 12131.

It is an arithmetic number, because the mean of its divisors is an integer number (951600).

Almost surely, 2^5637993 is an apocalyptic number.

It is an amenable number.

5637993 is a deficient number, since it is larger than the sum of its proper divisors (1974807).

5637993 is a wasteful number, since it uses less digits than its factorization.

5637993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23871.

The product of its digits is 153090, while the sum is 42.

The square root of 5637993 is about 2374.4458300833. The cubic root of 5637993 is about 177.9814924157.

The spelling of 5637993 in words is "five million, six hundred thirty-seven thousand, nine hundred ninety-three".