2275220277 has 12 divisors (see below), whose sum is σ = 3585195744. Its totient is φ = 1378921320.

The previous prime is 2275220261. The next prime is 2275220323. The reversal of 2275220277 is 7720225722.

It is a happy number.

It is not a de Polignac number, because 2275220277 - 2⁴ = 2275220261 is a prime.

It is a super-3 number, since 3×2275220277³ (a number of 29 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2275220477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11490913 + ... + 11491110.

It is an arithmetic number, because the mean of its divisors is an integer number (298766312).

Almost surely, 2^2275220277 is an apocalyptic number.

It is an amenable number.

2275220277 is a deficient number, since it is larger than the sum of its proper divisors (1309975467).

2275220277 is a wasteful number, since it uses less digits than its factorization.

2275220277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22982040 (or 22982037 counting only the distinct ones).

The product of its (nonzero) digits is 54880, while the sum is 36.

The square root of 2275220277 is about 47699.2691453444. The cubic root of 2275220277 is about 1315.2485040724.

Adding to 2275220277 its reverse (7720225722), we get a palindrome (9995445999).

Subtracting 2275220277 from its reverse (7720225722), we obtain a palindrome (5445005445).

The spelling of 2275220277 in words is "two billion, two hundred seventy-five million, two hundred twenty thousand, two hundred seventy-seven".