444635004 has 48 divisors (see below), whose sum is σ = 1134524160. Its totient is φ = 134413440.

The previous prime is 444635003. The next prime is 444635063. The reversal of 444635004 is 400536444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444635003) 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, 54112 + ... + 61784.

It is an arithmetic number, because the mean of its divisors is an integer number (23635920).

Almost surely, 2^444635004 is an apocalyptic number.

444635004 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

444635004 is an abundant number, since it is smaller than the sum of its proper divisors (689889156).

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

444635004 is a wasteful number, since it uses less digits than its factorization.

444635004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8130 (or 8128 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 444635004 is about 21086.3701001381. The cubic root of 444635004 is about 763.2518809033.

The spelling of 444635004 in words is "four hundred forty-four million, six hundred thirty-five thousand, four".