3924231 has 4 divisors (see below), whose sum is σ = 5232312. Its totient is φ = 2616152.

The previous prime is 3924227. The next prime is 3924247. The reversal of 3924231 is 1324293.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3924231 - 2² = 3924227 is a prime.

It is a super-2 number, since 2×3924231² = 30799177882722, which contains 22 as substring.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3924211) 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, 654036 + ... + 654041.

It is an arithmetic number, because the mean of its divisors is an integer number (1308078).

Almost surely, 2^3924231 is an apocalyptic number.

3924231 is a deficient number, since it is larger than the sum of its proper divisors (1308081).

3924231 is a wasteful number, since it uses less digits than its factorization.

3924231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1308080.

The product of its digits is 1296, while the sum is 24.

The square root of 3924231 is about 1980.9671880170. The cubic root of 3924231 is about 157.7314108979.

The spelling of 3924231 in words is "three million, nine hundred twenty-four thousand, two hundred thirty-one".