4013618 has 8 divisors (see below), whose sum is σ = 6880512. Its totient is φ = 1720116.

The previous prime is 4013591. The next prime is 4013621. The reversal of 4013618 is 8163104.

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

It is a super-2 number, since 2×4013618² = 32218258899848, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4013593 and 4013602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143330 + ... + 143357.

It is an arithmetic number, because the mean of its divisors is an integer number (860064).

Almost surely, 2^4013618 is an apocalyptic number.

4013618 is a deficient number, since it is larger than the sum of its proper divisors (2866894).

4013618 is a wasteful number, since it uses less digits than its factorization.

4013618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286696.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 4013618 is about 2003.4016072670. The cubic root of 4013618 is about 158.9200447124.

The spelling of 4013618 in words is "four million, thirteen thousand, six hundred eighteen".