1206536572 has 6 divisors (see below), whose sum is σ = 2111439008. Its totient is φ = 603268284.

The previous prime is 1206536533. The next prime is 1206536579. The reversal of 1206536572 is 2756356021.

It is a super-2 number, since 2×1206536572² = 2911460999147022368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1206536579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150817068 + ... + 150817075.

Almost surely, 2^1206536572 is an apocalyptic number.

It is an amenable number.

1206536572 is a deficient number, since it is larger than the sum of its proper divisors (904902436).

1206536572 is a wasteful number, since it uses less digits than its factorization.

1206536572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301634147 (or 301634145 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 1206536572 is about 34735.2353094088. The cubic root of 1206536572 is about 1064.5845608669.

The spelling of 1206536572 in words is "one billion, two hundred six million, five hundred thirty-six thousand, five hundred seventy-two".