1444224858 has 16 divisors (see below), whose sum is σ = 2890430976. Its totient is φ = 481078080.

The previous prime is 1444224839. The next prime is 1444224871. The reversal of 1444224858 is 8584224441.

It is a happy 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, 72991 + ... + 90642.

It is an arithmetic number, because the mean of its divisors is an integer number (180651936).

Almost surely, 2^1444224858 is an apocalyptic number.

1444224858 is an abundant number, since it is smaller than the sum of its proper divisors (1446206118).

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

1444224858 is a wasteful number, since it uses less digits than its factorization.

1444224858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165109.

The product of its digits is 327680, while the sum is 42.

The square root of 1444224858 is about 38002.9585427240. The cubic root of 1444224858 is about 1130.3465295841.

The spelling of 1444224858 in words is "one billion, four hundred forty-four million, two hundred twenty-four thousand, eight hundred fifty-eight".