3981324 has 12 divisors (see below), whose sum is σ = 9289784. Its totient is φ = 1327104.

The previous prime is 3981301. The next prime is 3981331. The reversal of 3981324 is 4231893.

It is a tau number, because it is divible by the number of its divisors (12).

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 3981291 and 3981300.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165877 + ... + 165900.

Almost surely, 2^3981324 is an apocalyptic number.

It is an amenable number.

3981324 is an abundant number, since it is smaller than the sum of its proper divisors (5308460).

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

3981324 is a wasteful number, since it uses less digits than its factorization.

3981324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331784 (or 331782 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 3981324 is about 1995.3255373497. The cubic root of 3981324 is about 158.4926671832.

The spelling of 3981324 in words is "three million, nine hundred eighty-one thousand, three hundred twenty-four".