2277849618 has 96 divisors (see below), whose sum is σ = 6000920640. Its totient is φ = 615444480.

The previous prime is 2277849577. The next prime is 2277849659. The reversal of 2277849618 is 8169487722.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2277849577) and next prime (2277849659).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 46146 + ... + 81762.

It is an arithmetic number, because the mean of its divisors is an integer number (62509590).

Almost surely, 2^2277849618 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2277849618, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3000460320).

2277849618 is an abundant number, since it is smaller than the sum of its proper divisors (3723071022).

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

2277849618 is a wasteful number, since it uses less digits than its factorization.

2277849618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35672 (or 35669 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 54.

The square root of 2277849618 is about 47726.8228358017. The cubic root of 2277849618 is about 1315.7549613365.

The spelling of 2277849618 in words is "two billion, two hundred seventy-seven million, eight hundred forty-nine thousand, six hundred eighteen".