5487638 has 8 divisors (see below), whose sum is σ = 8864688. Its totient is φ = 2532744.

The previous prime is 5487631. The next prime is 5487659. The reversal of 5487638 is 8367845.

It is a happy number.

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

It is a super-2 number, since 2×5487638² = 60228341638088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5487595 and 5487604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5487631) 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, 105506 + ... + 105557.

It is an arithmetic number, because the mean of its divisors is an integer number (1108086).

Almost surely, 2^5487638 is an apocalyptic number.

5487638 is a deficient number, since it is larger than the sum of its proper divisors (3377050).

5487638 is a wasteful number, since it uses less digits than its factorization.

5487638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211078.

The product of its digits is 161280, while the sum is 41.

The square root of 5487638 is about 2342.5708100290. The cubic root of 5487638 is about 176.3850685716.

The spelling of 5487638 in words is "five million, four hundred eighty-seven thousand, six hundred thirty-eight".