3723644 has 6 divisors (see below), whose sum is σ = 6516384. Its totient is φ = 1861820.

The previous prime is 3723641. The next prime is 3723647. The reversal of 3723644 is 4463273.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3723641) and next prime (3723647).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3723641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 465452 + ... + 465459.

It is an arithmetic number, because the mean of its divisors is an integer number (1086064).

Almost surely, 2^3723644 is an apocalyptic number.

It is an amenable number.

3723644 is a deficient number, since it is larger than the sum of its proper divisors (2792740).

3723644 is a wasteful number, since it uses less digits than its factorization.

3723644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930915 (or 930913 counting only the distinct ones).

The product of its digits is 12096, while the sum is 29.

The square root of 3723644 is about 1929.6745839649. The cubic root of 3723644 is about 154.9967949389.

The spelling of 3723644 in words is "three million, seven hundred twenty-three thousand, six hundred forty-four".