3945010 has 8 divisors (see below), whose sum is σ = 7101036. Its totient is φ = 1578000.

The previous prime is 3944999. The next prime is 3945013. The reversal of 3945010 is 105493.

It can be written as a sum of positive squares in 2 ways, for example, as 3908529 + 36481 = 1977^2 + 191^2 .

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 (3945013) 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, 197241 + ... + 197260.

Almost surely, 2^3945010 is an apocalyptic number.

3945010 is a deficient number, since it is larger than the sum of its proper divisors (3156026).

3945010 is a wasteful number, since it uses less digits than its factorization.

3945010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394508.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 3945010 is about 1986.2049239693. The cubic root of 3945010 is about 158.0093195379.

The spelling of 3945010 in words is "three million, nine hundred forty-five thousand, ten".