1206863396 has 24 divisors (see below), whose sum is σ = 2155478976. Its totient is φ = 591121440.

The previous prime is 1206863381. The next prime is 1206863417. The reversal of 1206863396 is 6933686021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31055 + ... + 58121.

It is an arithmetic number, because the mean of its divisors is an integer number (89811624).

Almost surely, 2^1206863396 is an apocalyptic number.

It is an amenable number.

1206863396 is a deficient number, since it is larger than the sum of its proper divisors (948615580).

1206863396 is a wasteful number, since it uses less digits than its factorization.

1206863396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27299 (or 27297 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 44.

The square root of 1206863396 is about 34739.9394933267. The cubic root of 1206863396 is about 1064.6806763050.

The spelling of 1206863396 in words is "one billion, two hundred six million, eight hundred sixty-three thousand, three hundred ninety-six".