444535522 has 4 divisors (see below), whose sum is σ = 666803286. Its totient is φ = 222267760.

The previous prime is 444535477. The next prime is 444535523. The reversal of 444535522 is 225535444.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 431351361 + 13184161 = 20769^2 + 3631^2 .

It is a super-2 number, since 2×444535522² = 395223660639624968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (444535523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111133879 + ... + 111133882.

Almost surely, 2^444535522 is an apocalyptic number.

444535522 is a deficient number, since it is larger than the sum of its proper divisors (222267764).

444535522 is a wasteful number, since it uses less digits than its factorization.

444535522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222267763.

The product of its digits is 96000, while the sum is 34.

The square root of 444535522 is about 21084.0110510311. The cubic root of 444535522 is about 763.1949536960.

The spelling of 444535522 in words is "four hundred forty-four million, five hundred thirty-five thousand, five hundred twenty-two".