3721010 has 16 divisors (see below), whose sum is σ = 6730776. Its totient is φ = 1481088.

The previous prime is 3720989. The next prime is 3721027. The reversal of 3721010 is 101273.

3721010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1868689 + 1852321 = 1367^2 + 1361^2 .

It is a congruent number.

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, 1532 + ... + 3128.

Almost surely, 2^3721010 is an apocalyptic number.

3721010 is a deficient number, since it is larger than the sum of its proper divisors (3009766).

3721010 is a wasteful number, since it uses less digits than its factorization.

3721010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1837.

The product of its (nonzero) digits is 42, while the sum is 14.

The square root of 3721010 is about 1928.9919647318. The cubic root of 3721010 is about 154.9602395414.

Adding to 3721010 its reverse (101273), we get a palindrome (3822283).

The spelling of 3721010 in words is "three million, seven hundred twenty-one thousand, ten".