5637901 has 4 divisors (see below), whose sum is σ = 5662332. Its totient is φ = 5613472.

The previous prime is 5637899. The next prime is 5637913. The reversal of 5637901 is 1097365.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1232100 + 4405801 = 1110^2 + 2099^2 .

It is a cyclic number.

It is not a de Polignac number, because 5637901 - 2¹ = 5637899 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5637101) 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, 11866 + ... + 12331.

It is an arithmetic number, because the mean of its divisors is an integer number (1415583).

Almost surely, 2^5637901 is an apocalyptic number.

It is an amenable number.

5637901 is a deficient number, since it is larger than the sum of its proper divisors (24431).

5637901 is a wasteful number, since it uses less digits than its factorization.

5637901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24430.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 5637901 is about 2374.4264570628. The cubic root of 5637901 is about 177.9805243178.

It can be divided in two parts, 563 and 7901, that added together give a square (8464 = 92²).

The spelling of 5637901 in words is "five million, six hundred thirty-seven thousand, nine hundred one".