3983436 has 18 divisors (see below), whose sum is σ = 10069332. Its totient is φ = 1327800.

The previous prime is 3983431. The next prime is 3983443. The reversal of 3983436 is 6343893.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 110651 = 3983436 / (3 + 9 + 8 + 3 + 4 + 3 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 3983436.

It is not an unprimeable number, because it can be changed into a prime (3983431) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55290 + ... + 55361.

Almost surely, 2^3983436 is an apocalyptic number.

3983436 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3983436 is an abundant number, since it is smaller than the sum of its proper divisors (6085896).

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

3983436 is a wasteful number, since it uses less digits than its factorization.

3983436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110661 (or 110656 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 3983436 is about 1995.8547041305. The cubic root of 3983436 is about 158.5206877898.

The spelling of 3983436 in words is "three million, nine hundred eighty-three thousand, four hundred thirty-six".