3935437 has 4 divisors (see below), whose sum is σ = 4293216. Its totient is φ = 3577660.

The previous prime is 3935423. The next prime is 3935443. The reversal of 3935437 is 7345393.

3935437 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3935437 is a prime.

It is a Duffinian number.

3935437 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3935417) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 178873 + ... + 178894.

It is an arithmetic number, because the mean of its divisors is an integer number (1073304).

Almost surely, 2^3935437 is an apocalyptic number.

It is an amenable number.

3935437 is a deficient number, since it is larger than the sum of its proper divisors (357779).

3935437 is a wasteful number, since it uses less digits than its factorization.

3935437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357778.

The product of its digits is 34020, while the sum is 34.

The square root of 3935437 is about 1983.7935880530. The cubic root of 3935437 is about 157.8814070287.

The spelling of 3935437 in words is "three million, nine hundred thirty-five thousand, four hundred thirty-seven".