1226794505 has 8 divisors (see below), whose sum is σ = 1472598600. Its totient is φ = 981138816.

The previous prime is 1226794463. The next prime is 1226794519. The reversal of 1226794505 is 5054976221.

It can be written as a sum of positive squares in 4 ways, for example, as 7946761 + 1218847744 = 2819^2 + 34912^2 .

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 1226794505 - 2¹⁸ = 1226532361 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18020 + ... + 52709.

It is an arithmetic number, because the mean of its divisors is an integer number (184074825).

Almost surely, 2^1226794505 is an apocalyptic number.

It is an amenable number.

1226794505 is a deficient number, since it is larger than the sum of its proper divisors (245804095).

1226794505 is an equidigital number, since it uses as much as digits as its factorization.

1226794505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74203.

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 1226794505 is about 35025.6264041059. The cubic root of 1226794505 is about 1070.5097012620.

The spelling of 1226794505 in words is "one billion, two hundred twenty-six million, seven hundred ninety-four thousand, five hundred five".