2247618 has 8 divisors (see below), whose sum is σ = 4495248. Its totient is φ = 749204.

The previous prime is 2247611. The next prime is 2247659. The reversal of 2247618 is 8167422.

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

2247618 is an admirable number.

It is a super-4 number, since 4×2247618⁴ (a number of 27 digits) contains 4444 as substring.

It is a d-powerful number, because it can be written as 2¹⁵ + 2²¹ + 4 + 7⁶ + 6² + 1 + 8 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2247611) 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, 187296 + ... + 187307.

It is an arithmetic number, because the mean of its divisors is an integer number (561906).

2^2247618 is an apocalyptic number.

2247618 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.

2247618 is a wasteful number, since it uses less digits than its factorization.

2247618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374608.

The product of its digits is 5376, while the sum is 30.

The square root of 2247618 is about 1499.2057897434. The cubic root of 2247618 is about 130.9908118568.

The spelling of 2247618 in words is "two million, two hundred forty-seven thousand, six hundred eighteen".