3913403 has 8 divisors (see below), whose sum is σ = 4278288. Its totient is φ = 3557664.

The previous prime is 3913397. The next prime is 3913421. The reversal of 3913403 is 3043193.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3913403 - 2¹⁰ = 3912379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3913103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1376 + ... + 3117.

It is an arithmetic number, because the mean of its divisors is an integer number (534786).

Almost surely, 2^3913403 is an apocalyptic number.

3913403 is a deficient number, since it is larger than the sum of its proper divisors (364885).

3913403 is a wasteful number, since it uses less digits than its factorization.

3913403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4573.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 3913403 is about 1978.2322917190. The cubic root of 3913403 is about 157.5862029158.

Adding to 3913403 its reverse (3043193), we get a palindrome (6956596).

The spelling of 3913403 in words is "three million, nine hundred thirteen thousand, four hundred three".