3960320 has 160 divisors (see below), whose sum is σ = 12374208. Its totient is φ = 1179648.

The previous prime is 3960317. The next prime is 3960329. The reversal of 3960320 is 230693.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (160).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3960329) 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, 232952 + ... + 232968.

Almost surely, 2^3960320 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 3960320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6187104).

3960320 is an abundant number, since it is smaller than the sum of its proper divisors (8413888).

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

3960320 is a wasteful number, since it uses less digits than its factorization.

3960320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60 (or 44 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 3960320 is about 1990.0552756142. The cubic root of 3960320 is about 158.2134592817.

The spelling of 3960320 in words is "three million, nine hundred sixty thousand, three hundred twenty".