3960216 has 48 divisors (see below), whose sum is σ = 11553360. Its totient is φ = 1218240.

The previous prime is 3960193. The next prime is 3960217. The reversal of 3960216 is 6120693.

It is a happy number.

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 3960216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3960217) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1180 + ... + 3051.

It is an arithmetic number, because the mean of its divisors is an integer number (240695).

Almost surely, 2^3960216 is an apocalyptic number.

3960216 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3960216 is an abundant number, since it is smaller than the sum of its proper divisors (7593144).

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

3960216 is a wasteful number, since it uses less digits than its factorization.

3960216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4256 (or 4249 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 3960216 is about 1990.0291455152. The cubic root of 3960216 is about 158.2120743479.

The spelling of 3960216 in words is "three million, nine hundred sixty thousand, two hundred sixteen".