1206495264 has 192 divisors, whose sum is σ = 3546740736. Its totient is φ = 356742144.

The previous prime is 1206495259. The next prime is 1206495313. The reversal of 1206495264 is 4625946021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3929799 + ... + 3930105.

It is an arithmetic number, because the mean of its divisors is an integer number (18472608).

Almost surely, 2^1206495264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1206495264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1773370368).

1206495264 is an abundant number, since it is smaller than the sum of its proper divisors (2340245472).

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

1206495264 is a wasteful number, since it uses less digits than its factorization.

1206495264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447 (or 439 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 1206495264 is about 34734.6406919663. The cubic root of 1206495264 is about 1064.5724113910.

The spelling of 1206495264 in words is "one billion, two hundred six million, four hundred ninety-five thousand, two hundred sixty-four".