3981514 has 8 divisors (see below), whose sum is σ = 5981220. Its totient is φ = 1987776.

The previous prime is 3981503. The next prime is 3981517. The reversal of 3981514 is 4151893.

It can be written as a sum of positive squares in 2 ways, for example, as 3736489 + 245025 = 1933^2 + 495^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3981517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1032 + ... + 3004.

Almost surely, 2^3981514 is an apocalyptic number.

3981514 is a deficient number, since it is larger than the sum of its proper divisors (1999706).

3981514 is a wasteful number, since it uses less digits than its factorization.

3981514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2984.

The product of its digits is 4320, while the sum is 31.

The square root of 3981514 is about 1995.3731480603. The cubic root of 3981514 is about 158.4951883820.

The spelling of 3981514 in words is "three million, nine hundred eighty-one thousand, five hundred fourteen".