4002618 has 8 divisors (see below), whose sum is σ = 8005248. Its totient is φ = 1334204.

The previous prime is 4002611. The next prime is 4002631. The reversal of 4002618 is 8162004.

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

4002618 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 4002594 and 4002603.

It is not an unprimeable number, because it can be changed into a prime (4002611) 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, 333546 + ... + 333557.

It is an arithmetic number, because the mean of its divisors is an integer number (1000656).

Almost surely, 2^4002618 is an apocalyptic number.

4002618 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4002618 is a wasteful number, since it uses less digits than its factorization.

4002618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667108.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 4002618 is about 2000.6543929425. The cubic root of 4002618 is about 158.7747294437.

The spelling of 4002618 in words is "four million, two thousand, six hundred eighteen".