5604212421 has 32 divisors (see below), whose sum is σ = 8473662720. Its totient is φ = 3659378112.

The previous prime is 5604212417. The next prime is 5604212441. The reversal of 5604212421 is 1242124065.

5604212421 is a `hidden beast` number, since 5 + 604 + 2 + 12 + 42 + 1 = 666.

It is not a de Polignac number, because 5604212421 - 2² = 5604212417 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5604212441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 922831 + ... + 928883.

It is an arithmetic number, because the mean of its divisors is an integer number (264801960).

Almost surely, 2^5604212421 is an apocalyptic number.

It is an amenable number.

5604212421 is a deficient number, since it is larger than the sum of its proper divisors (2869450299).

5604212421 is a wasteful number, since it uses less digits than its factorization.

5604212421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6762 (or 6756 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 5604212421 is about 74861.2878662931. The cubic root of 5604212421 is about 1776.2531568225.

Adding to 5604212421 its reverse (1242124065), we get a palindrome (6846336486).

The spelling of 5604212421 in words is "five billion, six hundred four million, two hundred twelve thousand, four hundred twenty-one".