3961552 has 60 divisors (see below), whose sum is σ = 9273216. Its totient is φ = 1632960.

The previous prime is 3961541. The next prime is 3961579. The reversal of 3961552 is 2551693.

3961552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24223 + ... + 24385.

Almost surely, 2^3961552 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 3961552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4636608).

3961552 is an abundant number, since it is smaller than the sum of its proper divisors (5311664).

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

3961552 is a wasteful number, since it uses less digits than its factorization.

3961552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216 (or 203 counting only the distinct ones).

The product of its digits is 8100, while the sum is 31.

The square root of 3961552 is about 1990.3647906854. The cubic root of 3961552 is about 158.2298635768.

The spelling of 3961552 in words is "three million, nine hundred sixty-one thousand, five hundred fifty-two".