1404226516 has 144 divisors (see below), whose sum is σ = 3318658560. Its totient is φ = 513112320.

The previous prime is 1404226489. The next prime is 1404226517. The reversal of 1404226516 is 6156224041.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404226517) 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 47 ways as a sum of consecutive naturals, for example, 2313085 + ... + 2313691.

It is an arithmetic number, because the mean of its divisors is an integer number (23046240).

Almost surely, 2^1404226516 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 1404226516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1659329280).

1404226516 is an abundant number, since it is smaller than the sum of its proper divisors (1914432044).

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

1404226516 is a wasteful number, since it uses less digits than its factorization.

1404226516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702 (or 693 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 1404226516 is about 37473.0105008925. The cubic root of 1404226516 is about 1119.8135627170.

The spelling of 1404226516 in words is "one billion, four hundred four million, two hundred twenty-six thousand, five hundred sixteen".