3748648 has 8 divisors (see below), whose sum is σ = 7028730. Its totient is φ = 1874320.

The previous prime is 3748607. The next prime is 3748651. The reversal of 3748648 is 8468473.

It can be written as a sum of positive squares in only one way, i.e., 3617604 + 131044 = 1902^2 + 362^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3748648.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234283 + ... + 234298.

Almost surely, 2^3748648 is an apocalyptic number.

It is an amenable number.

3748648 is a deficient number, since it is larger than the sum of its proper divisors (3280082).

3748648 is a wasteful number, since it uses less digits than its factorization.

3748648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468587 (or 468583 counting only the distinct ones).

The product of its digits is 129024, while the sum is 40.

The square root of 3748648 is about 1936.1425567349. The cubic root of 3748648 is about 155.3429520385.

The spelling of 3748648 in words is "three million, seven hundred forty-eight thousand, six hundred forty-eight".