448158226 has 8 divisors (see below), whose sum is σ = 678186684. Its totient is φ = 222096000.

The previous prime is 448158223. The next prime is 448158259. The reversal of 448158226 is 622851844.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 394062201 + 54096025 = 19851^2 + 7355^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (448158223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 991275 + ... + 991726.

Almost surely, 2^448158226 is an apocalyptic number.

448158226 is a deficient number, since it is larger than the sum of its proper divisors (230028458).

448158226 is a wasteful number, since it uses less digits than its factorization.

448158226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1983116.

The product of its digits is 122880, while the sum is 40.

The square root of 448158226 is about 21169.7478964677. The cubic root of 448158226 is about 765.2625444849.

The spelling of 448158226 in words is "four hundred forty-eight million, one hundred fifty-eight thousand, two hundred twenty-six".