3946635 has 96 divisors (see below), whose sum is σ = 9165312. Its totient is φ = 1520640.

The previous prime is 3946597. The next prime is 3946643. The reversal of 3946635 is 5366493.

3946635 = T₃₅₁ + T₃₅₂ + ... + T₄₀₅.

3946635 = 413² + 414² + ... + 434².

3946635 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3946635 - 2⁶ = 3946571 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3946635.

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 95 ways as a sum of consecutive naturals, for example, 58872 + ... + 58938.

It is an arithmetic number, because the mean of its divisors is an integer number (95472).

Almost surely, 2^3946635 is an apocalyptic number.

3946635 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3946635 is an abundant number, since it is smaller than the sum of its proper divisors (5218677).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3946635 is a wasteful number, since it uses less digits than its factorization.

3946635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113 (or 110 counting only the distinct ones).

The product of its digits is 58320, while the sum is 36.

The square root of 3946635 is about 1986.6139534394. The cubic root of 3946635 is about 158.0310119119.

The spelling of 3946635 in words is "three million, nine hundred forty-six thousand, six hundred thirty-five".