3731648 has 28 divisors (see below), whose sum is σ = 7467600. Its totient is φ = 1850112.

The previous prime is 3731627. The next prime is 3731683. The reversal of 3731648 is 8461373.

It is a Harshad number since it is a multiple of its sum of digits (32).

Its product of digits (12096) is a multiple of the sum of its prime factors (504).

It is a zygodrome in base 2.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12590 + ... + 12882.

It is an arithmetic number, because the mean of its divisors is an integer number (266700).

Almost surely, 2^3731648 is an apocalyptic number.

It is an amenable number.

3731648 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

3731648 is a wasteful number, since it uses less digits than its factorization.

3731648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504 (or 494 counting only the distinct ones).

The product of its digits is 12096, while the sum is 32.

The square root of 3731648 is about 1931.7473954946. The cubic root of 3731648 is about 155.1077710435.

The spelling of 3731648 in words is "three million, seven hundred thirty-one thousand, six hundred forty-eight".