3934305 has 32 divisors (see below), whose sum is σ = 7077120. Its totient is φ = 2073600.

The previous prime is 3934289. The next prime is 3934309. The reversal of 3934305 is 5034393.

It is not a de Polignac number, because 3934305 - 2⁴ = 3934289 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3934309) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20289 + ... + 20481.

It is an arithmetic number, because the mean of its divisors is an integer number (221160).

Almost surely, 2^3934305 is an apocalyptic number.

It is an amenable number.

3934305 is a deficient number, since it is larger than the sum of its proper divisors (3142815).

3934305 is a wasteful number, since it uses less digits than its factorization.

3934305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358 (or 352 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 27.

The square root of 3934305 is about 1983.5082555916. The cubic root of 3934305 is about 157.8662677620.

Adding to 3934305 its reverse (5034393), we get a palindrome (8968698).

The spelling of 3934305 in words is "three million, nine hundred thirty-four thousand, three hundred five".