3981310 has 16 divisors (see below), whose sum is σ = 7192800. Its totient is φ = 1586656.

The previous prime is 3981301. The next prime is 3981331. The reversal of 3981310 is 131893.

It is a super-2 number, since 2×3981310² = 31701658632200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3036 + ... + 4144.

It is an arithmetic number, because the mean of its divisors is an integer number (449550).

Almost surely, 2^3981310 is an apocalyptic number.

3981310 is a deficient number, since it is larger than the sum of its proper divisors (3211490).

3981310 is a wasteful number, since it uses less digits than its factorization.

3981310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1475.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 3981310 is about 1995.3220291472. The cubic root of 3981310 is about 158.4924814075.

The spelling of 3981310 in words is "three million, nine hundred eighty-one thousand, three hundred ten".