444273436 has 24 divisors (see below), whose sum is σ = 788218704. Its totient is φ = 219077760.

The previous prime is 444273433. The next prime is 444273437. The reversal of 444273436 is 634372444.

It is a junction number, because it is equal to n+sod(n) for n = 444273395 and 444273404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444273433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335656 + ... + 336976.

It is an arithmetic number, because the mean of its divisors is an integer number (32842446).

Almost surely, 2^444273436 is an apocalyptic number.

It is an amenable number.

444273436 is a deficient number, since it is larger than the sum of its proper divisors (343945268).

444273436 is a wasteful number, since it uses less digits than its factorization.

444273436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2421 (or 2419 counting only the distinct ones).

The product of its digits is 193536, while the sum is 37.

The square root of 444273436 is about 21077.7948561988. The cubic root of 444273436 is about 763.0449379118.

The spelling of 444273436 in words is "four hundred forty-four million, two hundred seventy-three thousand, four hundred thirty-six".