1228017226 has 8 divisors (see below), whose sum is σ = 1847304900. Its totient is φ = 612248928.

The previous prime is 1228017211. The next prime is 1228017227. The reversal of 1228017226 is 6227108221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1207632001 + 20385225 = 34751^2 + 4515^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1228017227) 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, 878971 + ... + 880366.

Almost surely, 2^1228017226 is an apocalyptic number.

1228017226 is a deficient number, since it is larger than the sum of its proper divisors (619287674).

1228017226 is a wasteful number, since it uses less digits than its factorization.

1228017226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1759688.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 1228017226 is about 35043.0767199457. The cubic root of 1228017226 is about 1070.8652348809.

The spelling of 1228017226 in words is "one billion, two hundred twenty-eight million, seventeen thousand, two hundred twenty-six".