2226145892 has 6 divisors (see below), whose sum is σ = 3895755318. Its totient is φ = 1113072944.

The previous prime is 2226145853. The next prime is 2226145907. The reversal of 2226145892 is 2985416222.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1528340836 + 697805056 = 39094^2 + 26416^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278268233 + ... + 278268240.

It is an arithmetic number, because the mean of its divisors is an integer number (649292553).

Almost surely, 2^2226145892 is an apocalyptic number.

It is an amenable number.

2226145892 is a deficient number, since it is larger than the sum of its proper divisors (1669609426).

2226145892 is a wasteful number, since it uses less digits than its factorization.

2226145892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556536477 (or 556536475 counting only the distinct ones).

The product of its digits is 138240, while the sum is 41.

The square root of 2226145892 is about 47182.0505277166. The cubic root of 2226145892 is about 1305.7234611991.

The spelling of 2226145892 in words is "two billion, two hundred twenty-six million, one hundred forty-five thousand, eight hundred ninety-two".