1226668873 has 8 divisors (see below), whose sum is σ = 1265027400. Its totient is φ = 1188712320.

The previous prime is 1226668871. The next prime is 1226668909. The reversal of 1226668873 is 3788666221.

It can be written as a sum of positive squares in 4 ways, for example, as 1108809 + 1225560064 = 1053^2 + 35008^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1226668873 - 2¹ = 1226668871 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1226668871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94290 + ... + 106507.

It is an arithmetic number, because the mean of its divisors is an integer number (158128425).

Almost surely, 2^1226668873 is an apocalyptic number.

It is an amenable number.

1226668873 is a deficient number, since it is larger than the sum of its proper divisors (38358527).

1226668873 is a wasteful number, since it uses less digits than its factorization.

1226668873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200987.

The product of its digits is 1161216, while the sum is 49.

The square root of 1226668873 is about 35023.8329284503. The cubic root of 1226668873 is about 1070.4731575525.

The spelling of 1226668873 in words is "one billion, two hundred twenty-six million, six hundred sixty-eight thousand, eight hundred seventy-three".