2224820977 has 4 divisors (see below), whose sum is σ = 2231123940. Its totient is φ = 2218518016.

The previous prime is 2224820963. The next prime is 2224820993. The reversal of 2224820977 is 7790284222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1629656161 + 595164816 = 40369^2 + 24396^2 .

It is a cyclic number.

It is not a de Polignac number, because 2224820977 - 2¹¹ = 2224818929 is a prime.

It is a super-3 number, since 3×2224820977³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2224820947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3150952 + ... + 3151657.

It is an arithmetic number, because the mean of its divisors is an integer number (557780985).

Almost surely, 2^2224820977 is an apocalyptic number.

It is an amenable number.

2224820977 is a deficient number, since it is larger than the sum of its proper divisors (6302963).

2224820977 is an equidigital number, since it uses as much as digits as its factorization.

2224820977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6302962.

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 2224820977 is about 47168.0079821058. The cubic root of 2224820977 is about 1305.4643712740.

The spelling of 2224820977 in words is "two billion, two hundred twenty-four million, eight hundred twenty thousand, nine hundred seventy-seven".