5638154 has 8 divisors (see below), whose sum is σ = 8468388. Its totient is φ = 2815360.

The previous prime is 5638147. The next prime is 5638159. The reversal of 5638154 is 4518365.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5499025 + 139129 = 2345^2 + 373^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 5638154.

It is not an unprimeable number, because it can be changed into a prime (5638159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 794 + ... + 3450.

Almost surely, 2^5638154 is an apocalyptic number.

5638154 is a deficient number, since it is larger than the sum of its proper divisors (2830234).

5638154 is a wasteful number, since it uses less digits than its factorization.

5638154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3720.

The product of its digits is 14400, while the sum is 32.

The square root of 5638154 is about 2374.4797324888. The cubic root of 5638154 is about 177.9831865615.

The spelling of 5638154 in words is "five million, six hundred thirty-eight thousand, one hundred fifty-four".