2214231404 has 144 divisors (see below), whose sum is σ = 5181037344. Its totient is φ = 817689600.

The previous prime is 2214231359. The next prime is 2214231407. The reversal of 2214231404 is 4041324122.

It is a super-2 number, since 2×2214231404² = 9805641420919622432, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2214231404.

It is not an unprimeable number, because it can be changed into a prime (2214231407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3270314 + ... + 3270990.

It is an arithmetic number, because the mean of its divisors is an integer number (35979426).

Almost surely, 2^2214231404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2214231404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2590518672).

2214231404 is an abundant number, since it is smaller than the sum of its proper divisors (2966805940).

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

2214231404 is a wasteful number, since it uses less digits than its factorization.

2214231404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784 (or 775 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 2214231404 is about 47055.6203231877. The cubic root of 2214231404 is about 1303.3898520255.

Adding to 2214231404 its reverse (4041324122), we get a palindrome (6255555526).

The spelling of 2214231404 in words is "two billion, two hundred fourteen million, two hundred thirty-one thousand, four hundred four".