3941237 has 4 divisors (see below), whose sum is σ = 3945216. Its totient is φ = 3937260.

The previous prime is 3941233. The next prime is 3941243. The reversal of 3941237 is 7321493.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3941237 - 2² = 3941233 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3941233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 812 + ... + 2922.

It is an arithmetic number, because the mean of its divisors is an integer number (986304).

Almost surely, 2^3941237 is an apocalyptic number.

It is an amenable number.

3941237 is a deficient number, since it is larger than the sum of its proper divisors (3979).

3941237 is a wasteful number, since it uses less digits than its factorization.

3941237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3978.

The product of its digits is 4536, while the sum is 29.

The square root of 3941237 is about 1985.2548954731. The cubic root of 3941237 is about 157.9589302003.

The spelling of 3941237 in words is "three million, nine hundred forty-one thousand, two hundred thirty-seven".