1206629872 has 40 divisors (see below), whose sum is σ = 2728682496. Its totient is φ = 506122176.

The previous prime is 1206629869. The next prime is 1206629873. The reversal of 1206629872 is 2789266021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1206629873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109348 + ... + 119875.

Almost surely, 2^1206629872 is an apocalyptic number.

It is an amenable number.

1206629872 is an abundant number, since it is smaller than the sum of its proper divisors (1522052624).

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

1206629872 is a wasteful number, since it uses less digits than its factorization.

1206629872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229285 (or 229279 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 1206629872 is about 34736.5783001147. The cubic root of 1206629872 is about 1064.6120011677.

The spelling of 1206629872 in words is "one billion, two hundred six million, six hundred twenty-nine thousand, eight hundred seventy-two".