4986637 has 8 divisors (see below), whose sum is σ = 5183640. Its totient is φ = 4791360.

The previous prime is 4986613. The next prime is 4986647. The reversal of 4986637 is 7366894.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 538756 + 4447881 = 734^2 + 2109^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4986637 - 2¹¹ = 4984589 is a prime.

It is a d-powerful number, because it can be written as 4⁴ + 9 + 8⁵ + 6⁸ + 6⁸ + 3¹³ + 7² .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4986593 and 4986602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4986647) 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, 10587 + ... + 11047.

It is an arithmetic number, because the mean of its divisors is an integer number (647955).

Almost surely, 2^4986637 is an apocalyptic number.

It is an amenable number.

4986637 is a deficient number, since it is larger than the sum of its proper divisors (197003).

4986637 is a wasteful number, since it uses less digits than its factorization.

4986637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863.

The product of its digits is 217728, while the sum is 43.

The square root of 4986637 is about 2233.0779207184. The cubic root of 4986637 is about 170.8451226975.

The spelling of 4986637 in words is "four million, nine hundred eighty-six thousand, six hundred thirty-seven".