3995264 has 80 divisors (see below), whose sum is σ = 9999570. Its totient is φ = 1580544.

The previous prime is 3995231. The next prime is 3995269. The reversal of 3995264 is 4625993.

3995264 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3841600 + 153664 = 1960^2 + 392^2 .

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (3995269) by changing a digit.

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 9 ways as a sum of consecutive naturals, for example, 307322 + ... + 307334.

Almost surely, 2^3995264 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 3995264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4999785).

3995264 is an abundant number, since it is smaller than the sum of its proper divisors (6004306).

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

3995264 is an frugal number, since it uses more digits than its factorization.

3995264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55 (or 22 counting only the distinct ones).

The product of its digits is 58320, while the sum is 38.

The square root of 3995264 is about 1998.8156493284. The cubic root of 3995264 is about 158.6774310267.

The spelling of 3995264 in words is "three million, nine hundred ninety-five thousand, two hundred sixty-four".