3984770 has 8 divisors (see below), whose sum is σ = 7172604. Its totient is φ = 1593904.

The previous prime is 3984769. The next prime is 3984781. The reversal of 3984770 is 774893.

3984770 = T₁₂₆₀ + T₁₂₆₁ + ... + T₁₂₆₄.

3984770 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3713329 + 271441 = 1927^2 + 521^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199229 + ... + 199248.

Almost surely, 2^3984770 is an apocalyptic number.

3984770 is a deficient number, since it is larger than the sum of its proper divisors (3187834).

3984770 is a wasteful number, since it uses less digits than its factorization.

3984770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398484.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 3984770 is about 1996.1888688198. The cubic root of 3984770 is about 158.5383813084.

The spelling of 3984770 in words is "three million, nine hundred eighty-four thousand, seven hundred seventy".