3963530 has 8 divisors (see below), whose sum is σ = 7134372. Its totient is φ = 1585408.

The previous prime is 3963529. The next prime is 3963539. The reversal of 3963530 is 353693.

It can be written as a sum of positive squares in 2 ways, for example, as 3916441 + 47089 = 1979^2 + 217^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 3963493 and 3963502.

It is not an unprimeable number, because it can be changed into a prime (3963539) 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, 198167 + ... + 198186.

Almost surely, 2^3963530 is an apocalyptic number.

3963530 is a deficient number, since it is larger than the sum of its proper divisors (3170842).

3963530 is a wasteful number, since it uses less digits than its factorization.

3963530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396360.

The product of its (nonzero) digits is 7290, while the sum is 29.

The square root of 3963530 is about 1990.8616225142. The cubic root of 3963530 is about 158.2561938799.

The spelling of 3963530 in words is "three million, nine hundred sixty-three thousand, five hundred thirty".