444441097 has 4 divisors (see below), whose sum is σ = 444532500. Its totient is φ = 444349696.

The previous prime is 444441089. The next prime is 444441113. The reversal of 444441097 is 790144444.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 378847296 + 65593801 = 19464^2 + 8099^2 .

It is a cyclic number.

It is not a de Polignac number, because 444441097 - 2³ = 444441089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444444097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37972 + ... + 48277.

It is an arithmetic number, because the mean of its divisors is an integer number (111133125).

Almost surely, 2^444441097 is an apocalyptic number.

It is an amenable number.

444441097 is a deficient number, since it is larger than the sum of its proper divisors (91403).

444441097 is an equidigital number, since it uses as much as digits as its factorization.

444441097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91402.

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 444441097 is about 21081.7716760238. The cubic root of 444441097 is about 763.1409124304.

The spelling of 444441097 in words is "four hundred forty-four million, four hundred forty-one thousand, ninety-seven".