445271226 has 16 divisors (see below), whose sum is σ = 899360928. Its totient is φ = 146954000.

The previous prime is 445271219. The next prime is 445271231. The reversal of 445271226 is 622172544.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366780 + ... + 367991.

It is an arithmetic number, because the mean of its divisors is an integer number (56210058).

Almost surely, 2^445271226 is an apocalyptic number.

445271226 is an abundant number, since it is smaller than the sum of its proper divisors (454089702).

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

445271226 is a wasteful number, since it uses less digits than its factorization.

445271226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734877.

The product of its digits is 26880, while the sum is 33.

The square root of 445271226 is about 21101.4508032031. The cubic root of 445271226 is about 763.6157495492.

It can be divided in two parts, 44527 and 1226, that added together give a triangular number (45753 = T₃₀₂).

The spelling of 445271226 in words is "four hundred forty-five million, two hundred seventy-one thousand, two hundred twenty-six".