4457726226 has 24 divisors (see below), whose sum is σ = 9840643020. Its totient is φ = 1457872416.

The previous prime is 4457726201. The next prime is 4457726227. The reversal of 4457726226 is 6226277544.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4397679225 + 60047001 = 66315^2 + 7749^2 .

It is not an unprimeable number, because it can be changed into a prime (4457726227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2335381 + ... + 2337288.

Almost surely, 2^4457726226 is an apocalyptic number.

4457726226 is an abundant number, since it is smaller than the sum of its proper divisors (5382916794).

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

4457726226 is a wasteful number, since it uses less digits than its factorization.

4457726226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4672730 (or 4672727 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 45.

The square root of 4457726226 is about 66766.2057181625. The cubic root of 4457726226 is about 1645.7775386400. Note that the first 3 decimals are identical.

The spelling of 4457726226 in words is "four billion, four hundred fifty-seven million, seven hundred twenty-six thousand, two hundred twenty-six".