3900970 has 8 divisors (see below), whose sum is σ = 7021764. Its totient is φ = 1560384.

The previous prime is 3900943. The next prime is 3900989. The reversal of 3900970 is 790093.

3900970 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 3884841 + 16129 = 1971^2 + 127^2 .

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, 195039 + ... + 195058.

Almost surely, 2^3900970 is an apocalyptic number.

3900970 is a deficient number, since it is larger than the sum of its proper divisors (3120794).

3900970 is a wasteful number, since it uses less digits than its factorization.

3900970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390104.

The product of its (nonzero) digits is 1701, while the sum is 28.

The square root of 3900970 is about 1975.0873398409. The cubic root of 3900970 is about 157.4191404881.

The spelling of 3900970 in words is "three million, nine hundred thousand, nine hundred seventy".