444689349 has 32 divisors (see below), whose sum is σ = 684319104. Its totient is φ = 254423040.

The previous prime is 444689303. The next prime is 444689369. The reversal of 444689349 is 943986444.

It is not a de Polignac number, because 444689349 - 2⁷ = 444689221 is a prime.

It is a super-2 number, since 2×444689349² = 395497234228087602, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444689369) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50989 + ... + 59069.

It is an arithmetic number, because the mean of its divisors is an integer number (21384972).

Almost surely, 2^444689349 is an apocalyptic number.

It is an amenable number.

444689349 is a deficient number, since it is larger than the sum of its proper divisors (239629755).

444689349 is a wasteful number, since it uses less digits than its factorization.

444689349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8197.

The product of its digits is 2985984, while the sum is 51.

The square root of 444689349 is about 21087.6586893851. The cubic root of 444689349 is about 763.2829754964.

The spelling of 444689349 in words is "four hundred forty-four million, six hundred eighty-nine thousand, three hundred forty-nine".