449215436 has 24 divisors (see below), whose sum is σ = 801964800. Its totient is φ = 220117392.

The previous prime is 449215427. The next prime is 449215447. The reversal of 449215436 is 634512944.

It is a self number, because there is not a number n which added to its sum of digits gives 449215436.

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 7 ways as a sum of consecutive naturals, for example, 49121 + ... + 57543.

It is an arithmetic number, because the mean of its divisors is an integer number (33415200).

Almost surely, 2^449215436 is an apocalyptic number.

It is an amenable number.

449215436 is a deficient number, since it is larger than the sum of its proper divisors (352749364).

449215436 is a wasteful number, since it uses less digits than its factorization.

449215436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8693 (or 8691 counting only the distinct ones).

The product of its digits is 103680, while the sum is 38.

The square root of 449215436 is about 21194.7030174994. The cubic root of 449215436 is about 765.8638260708.

The spelling of 449215436 in words is "four hundred forty-nine million, two hundred fifteen thousand, four hundred thirty-six".