2277229813 has 4 divisors (see below), whose sum is σ = 2278080000. Its totient is φ = 2276379628.

The previous prime is 2277229807. The next prime is 2277229841. The reversal of 2277229813 is 3189227722.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2277229813 - 2¹⁷ = 2277098741 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2277229813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2277229873) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 421063 + ... + 426436.

It is an arithmetic number, because the mean of its divisors is an integer number (569520000).

Almost surely, 2^2277229813 is an apocalyptic number.

It is an amenable number.

2277229813 is a deficient number, since it is larger than the sum of its proper divisors (850187).

2277229813 is an equidigital number, since it uses as much as digits as its factorization.

2277229813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850186.

The product of its digits is 169344, while the sum is 43.

The square root of 2277229813 is about 47720.3291375908. The cubic root of 2277229813 is about 1315.6356111278.

The spelling of 2277229813 in words is "two billion, two hundred seventy-seven million, two hundred twenty-nine thousand, eight hundred thirteen".