444013192 has 32 divisors (see below), whose sum is σ = 960361920. Its totient is φ = 188510400.

The previous prime is 444013189. The next prime is 444013237. The reversal of 444013192 is 291310444.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 444013192.

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, 31059 + ... + 43042.

It is an arithmetic number, because the mean of its divisors is an integer number (30011310).

Almost surely, 2^444013192 is an apocalyptic number.

It is an amenable number.

444013192 is an abundant number, since it is smaller than the sum of its proper divisors (516348728).

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

444013192 is a wasteful number, since it uses less digits than its factorization.

444013192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74221 (or 74217 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 444013192 is about 21071.6205356873. The cubic root of 444013192 is about 762.8959180835.

The spelling of 444013192 in words is "four hundred forty-four million, thirteen thousand, one hundred ninety-two".