444000622 has 16 divisors (see below), whose sum is σ = 724630032. Its totient is φ = 202809600.

The previous prime is 444000593. The next prime is 444000647. The reversal of 444000622 is 226000444.

It is a junction number, because it is equal to n+sod(n) for n = 444000593 and 444000602.

It is a congruent 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, 85504 + ... + 90547.

It is an arithmetic number, because the mean of its divisors is an integer number (45289377).

Almost surely, 2^444000622 is an apocalyptic number.

444000622 is a deficient number, since it is larger than the sum of its proper divisors (280629410).

444000622 is a wasteful number, since it uses less digits than its factorization.

444000622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176163.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 444000622 is about 21071.3222651071. The cubic root of 444000622 is about 762.8887188288. Note that the first 3 decimals are identical.

The spelling of 444000622 in words is "four hundred forty-four million, six hundred twenty-two", and thus it is an aban number.