2406618 has 32 divisors (see below), whose sum is σ = 5483520. Its totient is φ = 781920.

The previous prime is 2406617. The next prime is 2406619. The reversal of 2406618 is 8166042.

2406618 is a `hidden beast` number, since 2 + 40 + 6 + 618 = 666.

2406618 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2406617) and next prime (2406619).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 2406591 and 2406600.

It is not an unprimeable number, because it can be changed into a prime (2406617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1671 + ... + 2757.

It is an arithmetic number, because the mean of its divisors is an integer number (171360).

2^2406618 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2406618, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2741760).

2406618 is an abundant number, since it is smaller than the sum of its proper divisors (3076902).

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

2406618 is a wasteful number, since it uses less digits than its factorization.

2406618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139 (or 1133 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 2406618 is about 1551.3278183543. The cubic root of 2406618 is about 134.0095411637.

The spelling of 2406618 in words is "two million, four hundred six thousand, six hundred eighteen".