5421223404 has 30 divisors (see below), whose sum is σ = 14172149684. Its totient is φ = 1807074360.

The previous prime is 5421223391. The next prime is 5421223421. The reversal of 5421223404 is 4043221245.

5421223404 is a `hidden beast` number, since 5 + 421 + 2 + 234 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 8365762 + ... + 8366409.

Almost surely, 2^5421223404 is an apocalyptic number.

5421223404 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

5421223404 is an abundant number, since it is smaller than the sum of its proper divisors (8750926280).

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

5421223404 is a wasteful number, since it uses less digits than its factorization.

5421223404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16732187 (or 16732176 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 5421223404 is about 73628.9576457524. The cubic root of 5421223404 is about 1756.7060683340.

Adding to 5421223404 its reverse (4043221245), we get a palindrome (9464444649).

The spelling of 5421223404 in words is "five billion, four hundred twenty-one million, two hundred twenty-three thousand, four hundred four".