3721002 has 16 divisors (see below), whose sum is σ = 7471872. Its totient is φ = 1235360.

The previous prime is 3720989. The next prime is 3721027. The reversal of 3721002 is 2001273.

3721002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 583 + ... + 2789.

It is an arithmetic number, because the mean of its divisors is an integer number (466992).

Almost surely, 2^3721002 is an apocalyptic number.

3721002 is an abundant number, since it is smaller than the sum of its proper divisors (3750870).

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

3721002 is a wasteful number, since it uses less digits than its factorization.

3721002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2493.

The product of its (nonzero) digits is 84, while the sum is 15.

The square root of 3721002 is about 1928.9898911088. The cubic root of 3721002 is about 154.9601284889.

Adding to 3721002 its reverse (2001273), we get a palindrome (5722275).

The spelling of 3721002 in words is "three million, seven hundred twenty-one thousand, two".