2225891147 has 6 divisors (see below), whose sum is σ = 2247186564. Its totient is φ = 2204604960.

The previous prime is 2225891137. The next prime is 2225891149. The reversal of 2225891147 is 7411985222.

It is not a de Polignac number, because 2225891147 - 2⁴ = 2225891131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2225891149) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 485747 + ... + 490307.

It is an arithmetic number, because the mean of its divisors is an integer number (374531094).

Almost surely, 2^2225891147 is an apocalyptic number.

2225891147 is a deficient number, since it is larger than the sum of its proper divisors (21295417).

2225891147 is an frugal number, since it uses more digits than its factorization.

2225891147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9229 (or 4668 counting only the distinct ones).

The product of its digits is 80640, while the sum is 41.

The square root of 2225891147 is about 47179.3508539488. The cubic root of 2225891147 is about 1305.6736532608.

The spelling of 2225891147 in words is "two billion, two hundred twenty-five million, eight hundred ninety-one thousand, one hundred forty-seven".