5621737 has 8 divisors (see below), whose sum is σ = 6344640. Its totient is φ = 4934160.

The previous prime is 5621731. The next prime is 5621753. The reversal of 5621737 is 7371265.

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

It is not a de Polignac number, because 5621737 - 2¹⁵ = 5588969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5621699 and 5621708.

It is not an unprimeable number, because it can be changed into a prime (5621731) 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, 8493 + ... + 9130.

It is an arithmetic number, because the mean of its divisors is an integer number (793080).

Almost surely, 2^5621737 is an apocalyptic number.

It is an amenable number.

5621737 is a deficient number, since it is larger than the sum of its proper divisors (722903).

5621737 is a wasteful number, since it uses less digits than its factorization.

5621737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17663.

The product of its digits is 8820, while the sum is 31.

The square root of 5621737 is about 2371.0202445361. The cubic root of 5621737 is about 177.8102700015.

The spelling of 5621737 in words is "five million, six hundred twenty-one thousand, seven hundred thirty-seven".