2274144261 has 4 divisors (see below), whose sum is σ = 3032192352. Its totient is φ = 1516096172.

The previous prime is 2274144211. The next prime is 2274144263. The reversal of 2274144261 is 1624414722.

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 2274144261 - 2⁷ = 2274144133 is a prime.

It is a super-2 number, since 2×2274144261² = 10343464239678472242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2274144263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 379024041 + ... + 379024046.

It is an arithmetic number, because the mean of its divisors is an integer number (758048088).

Almost surely, 2^2274144261 is an apocalyptic number.

It is an amenable number.

2274144261 is a deficient number, since it is larger than the sum of its proper divisors (758048091).

2274144261 is an equidigital number, since it uses as much as digits as its factorization.

2274144261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758048090.

The product of its digits is 21504, while the sum is 33.

The square root of 2274144261 is about 47687.9886449408. The cubic root of 2274144261 is about 1315.0411319764.

Adding to 2274144261 its reverse (1624414722), we get a palindrome (3898558983).

The spelling of 2274144261 in words is "two billion, two hundred seventy-four million, one hundred forty-four thousand, two hundred sixty-one".