6720002 has 16 divisors (see below), whose sum is σ = 10573632. Its totient is φ = 3197040.

The previous prime is 6719989. The next prime is 6720011. The reversal of 6720002 is 2000276.

It is an Ulam number.

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, 15752 + ... + 16172.

It is an arithmetic number, because the mean of its divisors is an integer number (660852).

Almost surely, 2^6720002 is an apocalyptic number.

6720002 is a deficient number, since it is larger than the sum of its proper divisors (3853630).

6720002 is a wasteful number, since it uses less digits than its factorization.

6720002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 6720002 is about 2592.2966651215. The cubic root of 6720002 is about 188.7077779337.

Adding to 6720002 its reverse (2000276), we get a palindrome (8720278).

The spelling of 6720002 in words is "six million, seven hundred twenty thousand, two".