3934395 has 48 divisors (see below), whose sum is σ = 7469280. Its totient is φ = 1907712.

The previous prime is 3934373. The next prime is 3934421. The reversal of 3934395 is 5934393.

It is a happy number.

3934395 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 3934395 - 2⁵ = 3934363 is a prime.

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 47 ways as a sum of consecutive naturals, for example, 28236 + ... + 28374.

It is an arithmetic number, because the mean of its divisors is an integer number (155610).

Almost surely, 2^3934395 is an apocalyptic number.

3934395 is a deficient number, since it is larger than the sum of its proper divisors (3534885).

3934395 is a wasteful number, since it uses less digits than its factorization.

3934395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204 (or 201 counting only the distinct ones).

The product of its digits is 43740, while the sum is 36.

The square root of 3934395 is about 1983.5309425366. The cubic root of 3934395 is about 157.8674715202.

Subtracting from 3934395 its product of digits (43740), we obtain a triangular number (3890655 = T₂₇₈₉).

The spelling of 3934395 in words is "three million, nine hundred thirty-four thousand, three hundred ninety-five".