404222413 has 32 divisors (see below), whose sum is σ = 503193600. Its totient is φ = 323447040.

The previous prime is 404222411. The next prime is 404222431. The reversal of 404222413 is 314222404.

It is a happy number.

It is not a de Polignac number, because 404222413 - 2¹ = 404222411 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404222411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1055220 + ... + 1055602.

It is an arithmetic number, because the mean of its divisors is an integer number (15724800).

Almost surely, 2^404222413 is an apocalyptic number.

It is an amenable number.

404222413 is a deficient number, since it is larger than the sum of its proper divisors (98971187).

404222413 is a wasteful number, since it uses less digits than its factorization.

404222413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602 (or 588 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 404222413 is about 20105.2832111363. The cubic root of 404222413 is about 739.3898141354.

Adding to 404222413 its reverse (314222404), we get a palindrome (718444817).

Subtracting from 404222413 its reverse (314222404), we obtain a palindrome (90000009).

The spelling of 404222413 in words is "four hundred four million, two hundred twenty-two thousand, four hundred thirteen".