3817648 has 20 divisors (see below), whose sum is σ = 7432560. Its totient is φ = 1899584.

The previous prime is 3817621. The next prime is 3817657. The reversal of 3817648 is 8467183.

It is a happy number.

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, 3861 + ... + 4747.

It is an arithmetic number, because the mean of its divisors is an integer number (371628).

Almost surely, 2^3817648 is an apocalyptic number.

It is an amenable number.

3817648 is a deficient number, since it is larger than the sum of its proper divisors (3614912).

3817648 is a wasteful number, since it uses less digits than its factorization.

3817648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164 (or 1158 counting only the distinct ones).

The product of its digits is 32256, while the sum is 37.

The square root of 3817648 is about 1953.8802419800. The cubic root of 3817648 is about 156.2902769768.

It can be divided in two parts, 3817 and 648, that added together give a triangular number (4465 = T₉₄).

The spelling of 3817648 in words is "three million, eight hundred seventeen thousand, six hundred forty-eight".