3994935 has 16 divisors (see below), whose sum is σ = 7305216. Its totient is φ = 1826208.

The previous prime is 3994933. The next prime is 3994937. The reversal of 3994935 is 5394993.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3994933) and next prime (3994937).

It is not a de Polignac number, because 3994935 - 2¹ = 3994933 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3994931) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18919 + ... + 19128.

It is an arithmetic number, because the mean of its divisors is an integer number (456576).

Almost surely, 2^3994935 is an apocalyptic number.

3994935 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3994935 is a deficient number, since it is larger than the sum of its proper divisors (3310281).

3994935 is a wasteful number, since it uses less digits than its factorization.

3994935 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38062.

The product of its digits is 131220, while the sum is 42.

The square root of 3994935 is about 1998.7333488987. The cubic root of 3994935 is about 158.6730753439.

The spelling of 3994935 in words is "three million, nine hundred ninety-four thousand, nine hundred thirty-five".