1206245616 has 40 divisors (see below), whose sum is σ = 3127180800. Its totient is φ = 400656576.

The previous prime is 1206245611. The next prime is 1206245627. The reversal of 1206245616 is 6165426021.

It is a super-2 number, since 2×1206245616² = 2910056972238438912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1206245611) 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, 30816 + ... + 57983.

It is an arithmetic number, because the mean of its divisors is an integer number (78179520).

Almost surely, 2^1206245616 is an apocalyptic number.

1206245616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1206245616 is an abundant number, since it is smaller than the sum of its proper divisors (1920935184).

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

1206245616 is a wasteful number, since it uses less digits than its factorization.

1206245616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89093 (or 89087 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 1206245616 is about 34731.0468601221. The cubic root of 1206245616 is about 1064.4989792181.

The spelling of 1206245616 in words is "one billion, two hundred six million, two hundred forty-five thousand, six hundred sixteen".