445365764 has 6 divisors (see below), whose sum is σ = 779390094. Its totient is φ = 222682880.

The previous prime is 445365761. The next prime is 445365797. The reversal of 445365764 is 467563544.

It can be written as a sum of positive squares in only one way, i.e., 443944900 + 1420864 = 21070^2 + 1192^2 .

It is not an unprimeable number, because it can be changed into a prime (445365761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55670717 + ... + 55670724.

It is an arithmetic number, because the mean of its divisors is an integer number (129898349).

Almost surely, 2^445365764 is an apocalyptic number.

It is an amenable number.

445365764 is a deficient number, since it is larger than the sum of its proper divisors (334024330).

445365764 is a wasteful number, since it uses less digits than its factorization.

445365764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111341445 (or 111341443 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 44.

The square root of 445365764 is about 21103.6907672568. The cubic root of 445365764 is about 763.6697882212.

The spelling of 445365764 in words is "four hundred forty-five million, three hundred sixty-five thousand, seven hundred sixty-four".