445340306 has 8 divisors (see below), whose sum is σ = 697054464. Its totient is φ = 212988820.

The previous prime is 445340299. The next prime is 445340317. The reversal of 445340306 is 603043544.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4840610 + ... + 4840701.

It is an arithmetic number, because the mean of its divisors is an integer number (87131808).

Almost surely, 2^445340306 is an apocalyptic number.

445340306 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

445340306 is a deficient number, since it is larger than the sum of its proper divisors (251714158).

445340306 is a wasteful number, since it uses less digits than its factorization.

445340306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9681336.

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 445340306 is about 21103.0875939991. The cubic root of 445340306 is about 763.6552369786.

The spelling of 445340306 in words is "four hundred forty-five million, three hundred forty thousand, three hundred six".