16840002 has 16 divisors (see below), whose sum is σ = 35144640. Its totient is φ = 5369232.

The previous prime is 16839997. The next prime is 16840009. The reversal of 16840002 is 20004861.

It is not an unprimeable number, because it can be changed into a prime (16840009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60877 + ... + 61152.

It is an arithmetic number, because the mean of its divisors is an integer number (2196540).

Almost surely, 2^16840002 is an apocalyptic number.

16840002 is an abundant number, since it is smaller than the sum of its proper divisors (18304638).

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

16840002 is a wasteful number, since it uses less digits than its factorization.

16840002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122057.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 16840002 is about 4103.6571494217. The cubic root of 16840002 is about 256.3189485693.

Adding to 16840002 its reverse (20004861), we get a palindrome (36844863).

The spelling of 16840002 in words is "sixteen million, eight hundred forty thousand, two".