445268146 has 16 divisors (see below), whose sum is σ = 691439040. Its totient is φ = 214799760.

The previous prime is 445268143. The next prime is 445268147. The reversal of 445268146 is 641862544.

It is a junction number, because it is equal to n+sod(n) for n = 445268099 and 445268108.

It is not an unprimeable number, because it can be changed into a prime (445268143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134491 + ... + 137761.

It is an arithmetic number, because the mean of its divisors is an integer number (43214940).

Almost surely, 2^445268146 is an apocalyptic number.

445268146 is a deficient number, since it is larger than the sum of its proper divisors (246170894).

445268146 is a wasteful number, since it uses less digits than its factorization.

445268146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5649.

The product of its digits is 184320, while the sum is 40.

The square root of 445268146 is about 21101.3778223129. The cubic root of 445268146 is about 763.6139888681.

The spelling of 445268146 in words is "four hundred forty-five million, two hundred sixty-eight thousand, one hundred forty-six".