200226440 has 64 divisors (see below), whose sum is σ = 470934000. Its totient is φ = 76518400.

The previous prime is 200226419. The next prime is 200226449. The reversal of 200226440 is 44622002.

200226440 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 113252164 + 86974276 = 10642^2 + 9326^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (200226449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116306 + ... + 118014.

Almost surely, 2^200226440 is an apocalyptic number.

200226440 is a gapful number since it is divisible by the number (20) 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 200226440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235467000).

200226440 is an abundant number, since it is smaller than the sum of its proper divisors (270707560).

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

200226440 is a wasteful number, since it uses less digits than its factorization.

200226440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1850 (or 1846 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 200226440 is about 14150.1392219299. The cubic root of 200226440 is about 585.0241692598.

Adding to 200226440 its reverse (44622002), we get a palindrome (244848442).

It can be divided in two parts, 20022 and 6440, that added together give a palindrome (26462).

The spelling of 200226440 in words is "two hundred million, two hundred twenty-six thousand, four hundred forty".