1216002 has 8 divisors (see below), whose sum is σ = 2432016. Its totient is φ = 405332.

The previous prime is 1215923. The next prime is 1216009. The reversal of 1216002 is 2006121.

It is a sphenic number, since it is the product of 3 distinct primes.

1216002 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1216009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101328 + ... + 101339.

It is an arithmetic number, because the mean of its divisors is an integer number (304002).

2^1216002 is an apocalyptic number.

1216002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1216002 is a wasteful number, since it uses less digits than its factorization.

1216002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202672.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1216002 is about 1102.7248070122. The cubic root of 1216002 is about 106.7361244664.

The spelling of 1216002 in words is "one million, two hundred sixteen thousand, two".