4001948 has 12 divisors (see below), whose sum is σ = 7028112. Its totient is φ = 1993920.

The previous prime is 4001947. The next prime is 4001999. The reversal of 4001948 is 8491004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365 + ... + 2852.

It is an arithmetic number, because the mean of its divisors is an integer number (585676).

Almost surely, 2^4001948 is an apocalyptic number.

It is an amenable number.

4001948 is a deficient number, since it is larger than the sum of its proper divisors (3026164).

4001948 is a wasteful number, since it uses less digits than its factorization.

4001948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3532 (or 3530 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 4001948 is about 2000.4869407222. The cubic root of 4001948 is about 158.7658698252.

The spelling of 4001948 in words is "four million, one thousand, nine hundred forty-eight".