445340264 has 32 divisors (see below), whose sum is σ = 845238240. Its totient is φ = 219960000.

The previous prime is 445340263. The next prime is 445340299. The reversal of 445340264 is 462043544.

It is a self number, because there is not a number n which added to its sum of digits gives 445340264.

It is not an unprimeable number, because it can be changed into a prime (445340263) 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, 262202 + ... + 263894.

It is an arithmetic number, because the mean of its divisors is an integer number (26413695).

Almost surely, 2^445340264 is an apocalyptic number.

It is an amenable number.

445340264 is a deficient number, since it is larger than the sum of its proper divisors (399897976).

445340264 is a wasteful number, since it uses less digits than its factorization.

445340264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2081 (or 2077 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

The square root of 445340264 is about 21103.0865988841. The cubic root of 445340264 is about 763.6552129718.

The spelling of 445340264 in words is "four hundred forty-five million, three hundred forty thousand, two hundred sixty-four".