3945335 has 4 divisors (see below), whose sum is σ = 4734408. Its totient is φ = 3156264.

The previous prime is 3945329. The next prime is 3945341. The reversal of 3945335 is 5335493.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5335493 = 173 ⋅30841.

It is an interprime number because it is at equal distance from previous prime (3945329) and next prime (3945341).

It is a cyclic number.

It is not a de Polignac number, because 3945335 - 2⁸ = 3945079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 394529 + ... + 394538.

It is an arithmetic number, because the mean of its divisors is an integer number (1183602).

Almost surely, 2^3945335 is an apocalyptic number.

3945335 is a deficient number, since it is larger than the sum of its proper divisors (789073).

3945335 is an equidigital number, since it uses as much as digits as its factorization.

3945335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789072.

The product of its digits is 24300, while the sum is 32.

The square root of 3945335 is about 1986.2867366017. The cubic root of 3945335 is about 158.0136584892.

The spelling of 3945335 in words is "three million, nine hundred forty-five thousand, three hundred thirty-five".