5637923 has 4 divisors (see below), whose sum is σ = 5655288. Its totient is φ = 5620560.

The previous prime is 5637917. The next prime is 5637953. The reversal of 5637923 is 3297365.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3297365 = 5 ⋅659473.

It is a cyclic number.

It is not a de Polignac number, because 5637923 - 2¹⁰ = 5636899 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5637913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8186 + ... + 8847.

It is an arithmetic number, because the mean of its divisors is an integer number (1413822).

Almost surely, 2^5637923 is an apocalyptic number.

5637923 is a deficient number, since it is larger than the sum of its proper divisors (17365).

5637923 is a wasteful number, since it uses less digits than its factorization.

5637923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17364.

The product of its digits is 34020, while the sum is 35.

The square root of 5637923 is about 2374.4310897560. The cubic root of 5637923 is about 177.9807558205.

The spelling of 5637923 in words is "five million, six hundred thirty-seven thousand, nine hundred twenty-three".