444912534 has 32 divisors (see below), whose sum is σ = 1078577280. Its totient is φ = 134821800.

The previous prime is 444912521. The next prime is 444912539. The reversal of 444912534 is 435219444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444912539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 373912 + ... + 375099.

It is an arithmetic number, because the mean of its divisors is an integer number (33705540).

Almost surely, 2^444912534 is an apocalyptic number.

444912534 is an abundant number, since it is smaller than the sum of its proper divisors (633664746).

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

444912534 is a wasteful number, since it uses less digits than its factorization.

444912534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749033 (or 749027 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 444912534 is about 21092.9498648245. The cubic root of 444912534 is about 763.4106487585.

The spelling of 444912534 in words is "four hundred forty-four million, nine hundred twelve thousand, five hundred thirty-four".