5321637 has 12 divisors (see below), whose sum is σ = 7866144. Its totient is φ = 3465000.

The previous prime is 5321633. The next prime is 5321639. The reversal of 5321637 is 7361235.

It is a happy number.

5321637 is a `hidden beast` number, since 5 + 3 + 21 + 637 = 666.

It is not a de Polignac number, because 5321637 - 2² = 5321633 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 5321637.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5321633) 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 11 ways as a sum of consecutive naturals, for example, 6489 + ... + 7262.

It is an arithmetic number, because the mean of its divisors is an integer number (655512).

Almost surely, 2^5321637 is an apocalyptic number.

It is an amenable number.

5321637 is a deficient number, since it is larger than the sum of its proper divisors (2544507).

5321637 is a wasteful number, since it uses less digits than its factorization.

5321637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13800 (or 13797 counting only the distinct ones).

The product of its digits is 3780, while the sum is 27.

The square root of 5321637 is about 2306.8673563948. The cubic root of 5321637 is about 174.5882783627.

The spelling of 5321637 in words is "five million, three hundred twenty-one thousand, six hundred thirty-seven".