449375964 has 24 divisors (see below), whose sum is σ = 1048980240. Its totient is φ = 149729664.

The previous prime is 449375939. The next prime is 449375999. The reversal of 449375964 is 469573944.

It is a happy number.

It is a congruent number.

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, 29322 + ... + 41934.

It is an arithmetic number, because the mean of its divisors is an integer number (43707510).

Almost surely, 2^449375964 is an apocalyptic number.

It is an amenable number.

449375964 is an abundant number, since it is smaller than the sum of its proper divisors (599604276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449375964 is a wasteful number, since it uses less digits than its factorization.

449375964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15589 (or 15587 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 51.

The square root of 449375964 is about 21198.4896631812. The cubic root of 449375964 is about 765.9550428432.

The spelling of 449375964 in words is "four hundred forty-nine million, three hundred seventy-five thousand, nine hundred sixty-four".