3943488 has 112 divisors (see below), whose sum is σ = 11704320. Its totient is φ = 1165824.

The previous prime is 3943481. The next prime is 3943517. The reversal of 3943488 is 8843493.

It is a super-2 number, since 2×3943488² = 31102195212288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3943481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83881 + ... + 83927.

Almost surely, 2^3943488 is an apocalyptic number.

3943488 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3943488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5852160).

3943488 is an abundant number, since it is smaller than the sum of its proper divisors (7760832).

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

3943488 is a wasteful number, since it uses less digits than its factorization.

3943488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104 (or 94 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The square root of 3943488 is about 1985.8217442661. The cubic root of 3943488 is about 157.9889967235.

The spelling of 3943488 in words is "three million, nine hundred forty-three thousand, four hundred eighty-eight".