2226649449 has 4 divisors (see below), whose sum is σ = 2968865936. Its totient is φ = 1484432964.

The previous prime is 2226649427. The next prime is 2226649457. The reversal of 2226649449 is 9449466222.

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 not a de Polignac number, because 2226649449 - 2⁸ = 2226649193 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2226649398 and 2226649407.

It is not an unprimeable number, because it can be changed into a prime (2226649489) 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, 371108239 + ... + 371108244.

It is an arithmetic number, because the mean of its divisors is an integer number (742216484).

Almost surely, 2^2226649449 is an apocalyptic number.

It is an amenable number.

2226649449 is a deficient number, since it is larger than the sum of its proper divisors (742216487).

2226649449 is an equidigital number, since it uses as much as digits as its factorization.

2226649449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742216486.

The product of its digits is 1492992, while the sum is 48.

The square root of 2226649449 is about 47187.3865455590. The cubic root of 2226649449 is about 1305.8219058729.

The spelling of 2226649449 in words is "two billion, two hundred twenty-six million, six hundred forty-nine thousand, four hundred forty-nine".