3913423 has 4 divisors (see below), whose sum is σ = 3963040. Its totient is φ = 3863808.

The previous prime is 3913421. The next prime is 3913489. The reversal of 3913423 is 3243193.

It is a happy number.

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 3913423 - 2¹ = 3913421 is a prime.

It is a Duffinian number.

3913423 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3913421) 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, 24690 + ... + 24847.

It is an arithmetic number, because the mean of its divisors is an integer number (990760).

Almost surely, 2^3913423 is an apocalyptic number.

3913423 is a deficient number, since it is larger than the sum of its proper divisors (49617).

3913423 is an equidigital number, since it uses as much as digits as its factorization.

3913423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49616.

The product of its digits is 1944, while the sum is 25.

The square root of 3913423 is about 1978.2373467307. The cubic root of 3913423 is about 157.5864713709.

The spelling of 3913423 in words is "three million, nine hundred thirteen thousand, four hundred twenty-three".