3952688 has 30 divisors (see below), whose sum is σ = 8022924. Its totient is φ = 1886368.

The previous prime is 3952679. The next prime is 3952691. The reversal of 3952688 is 8862593.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8231 + ... + 8697.

Almost surely, 2^3952688 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 3952688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4011462).

3952688 is an abundant number, since it is smaller than the sum of its proper divisors (4070236).

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

3952688 is a wasteful number, since it uses less digits than its factorization.

3952688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521 (or 492 counting only the distinct ones).

The product of its digits is 103680, while the sum is 41.

The square root of 3952688 is about 1988.1368162176. The cubic root of 3952688 is about 158.1117619772. Note that the first 3 decimals are identical.

The spelling of 3952688 in words is "three million, nine hundred fifty-two thousand, six hundred eighty-eight".