4401913 has 4 divisors (see below), whose sum is σ = 4410000. Its totient is φ = 4393828.

The previous prime is 4401899. The next prime is 4401919. The reversal of 4401913 is 3191044.

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 not a de Polignac number, because 4401913 - 2¹⁷ = 4270841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4401919) 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, 3163 + ... + 4336.

It is an arithmetic number, because the mean of its divisors is an integer number (1102500).

Almost surely, 2^4401913 is an apocalyptic number.

It is an amenable number.

4401913 is a deficient number, since it is larger than the sum of its proper divisors (8087).

4401913 is an equidigital number, since it uses as much as digits as its factorization.

4401913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8086.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 4401913 is about 2098.0736402710. The cubic root of 4401913 is about 163.8879985822.

Adding to 4401913 its reverse (3191044), we get a palindrome (7592957).

The spelling of 4401913 in words is "four million, four hundred one thousand, nine hundred thirteen".