2281419618 has 64 divisors (see below), whose sum is σ = 5038018560. Its totient is φ = 685504512.

The previous prime is 2281419607. The next prime is 2281419643. The reversal of 2281419618 is 8169141822.

It is a self number, because there is not a number n which added to its sum of digits gives 2281419618.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 372630 + ... + 378702.

It is an arithmetic number, because the mean of its divisors is an integer number (78719040).

Almost surely, 2^2281419618 is an apocalyptic number.

2281419618 is an abundant number, since it is smaller than the sum of its proper divisors (2756598942).

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

2281419618 is a wasteful number, since it uses less digits than its factorization.

2281419618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6251.

The product of its digits is 55296, while the sum is 42.

The square root of 2281419618 is about 47764.2085457301. The cubic root of 2281419618 is about 1316.4419826047.

The spelling of 2281419618 in words is "two billion, two hundred eighty-one million, four hundred nineteen thousand, six hundred eighteen".