3727444 has 24 divisors (see below), whose sum is σ = 7499520. Its totient is φ = 1587936.

The previous prime is 3727441. The next prime is 3727459. The reversal of 3727444 is 4447273.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3727441) 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, 6414 + ... + 6970.

It is an arithmetic number, because the mean of its divisors is an integer number (312480).

Almost surely, 2^3727444 is an apocalyptic number.

It is an amenable number.

3727444 is an abundant number, since it is smaller than the sum of its proper divisors (3772076).

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

3727444 is a wasteful number, since it uses less digits than its factorization.

3727444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 807 (or 805 counting only the distinct ones).

The product of its digits is 18816, while the sum is 31.

The square root of 3727444 is about 1930.6589548649. The cubic root of 3727444 is about 155.0495020523.

The spelling of 3727444 in words is "three million, seven hundred twenty-seven thousand, four hundred forty-four".