3984755 has 4 divisors (see below), whose sum is σ = 4781712. Its totient is φ = 3187800.

The previous prime is 3984751. The next prime is 3984769. The reversal of 3984755 is 5574893.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3984755 - 2² = 3984751 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3984751) 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, 398471 + ... + 398480.

It is an arithmetic number, because the mean of its divisors is an integer number (1195428).

Almost surely, 2^3984755 is an apocalyptic number.

3984755 is a deficient number, since it is larger than the sum of its proper divisors (796957).

3984755 is an equidigital number, since it uses as much as digits as its factorization.

3984755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796956.

The product of its digits is 151200, while the sum is 41.

The square root of 3984755 is about 1996.1851116567. The cubic root of 3984755 is about 158.5381823777.

The spelling of 3984755 in words is "three million, nine hundred eighty-four thousand, seven hundred fifty-five".