1206726272 has 16 divisors (see below), whose sum is σ = 2404025250. Its totient is φ = 603363072.

The previous prime is 1206726259. The next prime is 1206726289. The reversal of 1206726272 is 2726276021.

It can be written as a sum of positive squares in only one way, i.e., 821624896 + 385101376 = 28664^2 + 19624^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4713647 + ... + 4713902.

Almost surely, 2^1206726272 is an apocalyptic number.

It is an amenable number.

1206726272 is a deficient number, since it is larger than the sum of its proper divisors (1197298978).

1206726272 is an frugal number, since it uses more digits than its factorization.

1206726272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9427563 (or 9427551 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 1206726272 is about 34737.9658586970. The cubic root of 1206726272 is about 1064.6403517183.

The spelling of 1206726272 in words is "one billion, two hundred six million, seven hundred twenty-six thousand, two hundred seventy-two".