3896648 has 32 divisors (see below), whose sum is σ = 8424000. Its totient is φ = 1655232.

The previous prime is 3896609. The next prime is 3896657. The reversal of 3896648 is 8466983.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3896599 and 3896608.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8111 + ... + 8577.

It is an arithmetic number, because the mean of its divisors is an integer number (263250).

Almost surely, 2^3896648 is an apocalyptic number.

It is an amenable number.

3896648 is an abundant number, since it is smaller than the sum of its proper divisors (4527352).

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

3896648 is a wasteful number, since it uses less digits than its factorization.

3896648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629 (or 625 counting only the distinct ones).

The product of its digits is 248832, while the sum is 44.

The square root of 3896648 is about 1973.9929077887. The cubic root of 3896648 is about 157.3609825645.

The spelling of 3896648 in words is "three million, eight hundred ninety-six thousand, six hundred forty-eight".