404422002420 has 48 divisors (see below), whose sum is σ = 1132495300608. Its totient is φ = 107835039360.

The previous prime is 404422002419. The next prime is 404422002437. The reversal of 404422002420 is 24200224404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 273342 + ... + 939978.

It is an arithmetic number, because the mean of its divisors is an integer number (23593652096).

Almost surely, 2^404422002420 is an apocalyptic number.

It is an amenable number.

404422002420 is an abundant number, since it is smaller than the sum of its proper divisors (728073298188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404422002420 is a wasteful number, since it uses less digits than its factorization.

404422002420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676760 (or 676758 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 404422002420 its reverse (24200224404), we get a palindrome (428622226824).

The spelling of 404422002420 in words is "four hundred four billion, four hundred twenty-two million, two thousand, four hundred twenty".