3954648 has 32 divisors (see below), whose sum is σ = 10076400. Its totient is φ = 1292928.

The previous prime is 3954637. The next prime is 3954649. The reversal of 3954648 is 8464593.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3954649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283 + ... + 2826.

Almost surely, 2^3954648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3954648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5038200).

3954648 is an abundant number, since it is smaller than the sum of its proper divisors (6121752).

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

3954648 is a wasteful number, since it uses less digits than its factorization.

3954648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3171 (or 3167 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 3954648 is about 1988.6296789498. The cubic root of 3954648 is about 158.1378916932.

The spelling of 3954648 in words is "three million, nine hundred fifty-four thousand, six hundred forty-eight".