1114004220 has 288 divisors, whose sum is σ = 3971358720. Its totient is φ = 231598080.

The previous prime is 1114004207. The next prime is 1114004239. The reversal of 1114004220 is 224004111.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1114004220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1549021 + ... + 1549739.

It is an arithmetic number, because the mean of its divisors is an integer number (13789440).

Almost surely, 2^1114004220 is an apocalyptic number.

1114004220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1114004220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1985679360).

1114004220 is an abundant number, since it is smaller than the sum of its proper divisors (2857354500).

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

1114004220 is a wasteful number, since it uses less digits than its factorization.

1114004220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793 (or 784 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1114004220 is about 33376.7017543675. The cubic root of 1114004220 is about 1036.6423457428.

Adding to 1114004220 its reverse (224004111), we get a palindrome (1338008331).

The spelling of 1114004220 in words is "one billion, one hundred fourteen million, four thousand, two hundred twenty".