444564532 has 12 divisors (see below), whose sum is σ = 778135680. Its totient is φ = 222240056.

The previous prime is 444564481. The next prime is 444564553. The reversal of 444564532 is 235465444.

It is a super-2 number, since 2×444564532² = 395275246224758048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 444564491 and 444564500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34803 + ... + 45829.

It is an arithmetic number, because the mean of its divisors is an integer number (64844640).

Almost surely, 2^444564532 is an apocalyptic number.

It is an amenable number.

444564532 is a deficient number, since it is larger than the sum of its proper divisors (333571148).

444564532 is a wasteful number, since it uses less digits than its factorization.

444564532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21110 (or 21108 counting only the distinct ones).

The product of its digits is 230400, while the sum is 37.

The square root of 444564532 is about 21084.6990018829. The cubic root of 444564532 is about 763.2115551469.

It can be divided in two parts, 444564 and 532, that added together give a triangular number (445096 = T₉₄₃).

The spelling of 444564532 in words is "four hundred forty-four million, five hundred sixty-four thousand, five hundred thirty-two".