404044201223 has 16 divisors (see below), whose sum is σ = 436578369696. Its totient is φ = 371719804800.

The previous prime is 404044201199. The next prime is 404044201247. The reversal of 404044201223 is 322102440404.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (404044201199) and next prime (404044201247).

It is a cyclic number.

It is not a de Polignac number, because 404044201223 - 2⁶ = 404044201159 is a prime.

It is a super-2 number, since 2×404044201223² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 404044201192 and 404044201201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404064201223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4685648 + ... + 4771098.

It is an arithmetic number, because the mean of its divisors is an integer number (27286148106).

Almost surely, 2^404044201223 is an apocalyptic number.

404044201223 is a deficient number, since it is larger than the sum of its proper divisors (32534168473).

404044201223 is a wasteful number, since it uses less digits than its factorization.

404044201223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86674.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 404044201223 its reverse (322102440404), we get a palindrome (726146641627).

The spelling of 404044201223 in words is "four hundred four billion, forty-four million, two hundred one thousand, two hundred twenty-three".