445507436 has 12 divisors (see below), whose sum is σ = 850514280. Its totient is φ = 202503360.

The previous prime is 445507429. The next prime is 445507451. The reversal of 445507436 is 634705544.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 445507436.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5062541 + ... + 5062628.

It is an arithmetic number, because the mean of its divisors is an integer number (70876190).

Almost surely, 2^445507436 is an apocalyptic number.

It is an amenable number.

445507436 is a deficient number, since it is larger than the sum of its proper divisors (405006844).

445507436 is a wasteful number, since it uses less digits than its factorization.

445507436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10125184 (or 10125182 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 38.

The square root of 445507436 is about 21107.0470696400. The cubic root of 445507436 is about 763.7507547474.

The spelling of 445507436 in words is "four hundred forty-five million, five hundred seven thousand, four hundred thirty-six".