1226206504 has 8 divisors (see below), whose sum is σ = 2299137210. Its totient is φ = 613103248.

The previous prime is 1226206427. The next prime is 1226206511. The reversal of 1226206504 is 4056026221.

It can be written as a sum of positive squares in only one way, i.e., 1004256100 + 221950404 = 31690^2 + 14898^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76637899 + ... + 76637914.

Almost surely, 2^1226206504 is an apocalyptic number.

It is an amenable number.

1226206504 is a deficient number, since it is larger than the sum of its proper divisors (1072930706).

1226206504 is a wasteful number, since it uses less digits than its factorization.

1226206504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153275819 (or 153275815 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 1226206504 is about 35017.2315296341. The cubic root of 1226206504 is about 1070.3386426302.

The spelling of 1226206504 in words is "one billion, two hundred twenty-six million, two hundred six thousand, five hundred four".