1206040236 has 24 divisors (see below), whose sum is σ = 2936446464. Its totient is φ = 384534480.

The previous prime is 1206040229. The next prime is 1206040237. The reversal of 1206040236 is 6320406021.

It is not an unprimeable number, because it can be changed into a prime (1206040237) 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 in 7 ways as a sum of consecutive naturals, for example, 2184580 + ... + 2185131.

It is an arithmetic number, because the mean of its divisors is an integer number (122351936).

Almost surely, 2^1206040236 is an apocalyptic number.

It is an amenable number.

1206040236 is an abundant number, since it is smaller than the sum of its proper divisors (1730406228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1206040236 is a wasteful number, since it uses less digits than its factorization.

1206040236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4369741 (or 4369739 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1206040236 is about 34728.0900137050. The cubic root of 1206040236 is about 1064.4385605641.

Adding to 1206040236 its reverse (6320406021), we get a palindrome (7526446257).

The spelling of 1206040236 in words is "one billion, two hundred six million, forty thousand, two hundred thirty-six".