5005618 has 4 divisors (see below), whose sum is σ = 7508430. Its totient is φ = 2502808.

The previous prime is 5005613. The next prime is 5005621. The reversal of 5005618 is 8165005.

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

It can be written as a sum of positive squares in only one way, i.e., 4190209 + 815409 = 2047^2 + 903^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5005592 and 5005601.

It is not an unprimeable number, because it can be changed into a prime (5005613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1251403 + ... + 1251406.

Almost surely, 2^5005618 is an apocalyptic number.

5005618 is a deficient number, since it is larger than the sum of its proper divisors (2502812).

5005618 is a wasteful number, since it uses less digits than its factorization.

5005618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2502811.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 5005618 is about 2237.3238478146. The cubic root of 5005618 is about 171.0616149950.

The spelling of 5005618 in words is "five million, five thousand, six hundred eighteen".