449270416 has 45 divisors (see below), whose sum is σ = 1013916969. Its totient is φ = 192290112.

The previous prime is 449270399. The next prime is 449270449. The reversal of 449270416 is 614072944.

It is a happy number.

The square root of 449270416 is 21196.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 277555600 + 171714816 = 16660^2 + 13104^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 593110 + ... + 593866.

Almost surely, 2^449270416 is an apocalyptic number.

449270416 is the 21196-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 449270416

449270416 is an abundant number, since it is smaller than the sum of its proper divisors (564646553).

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

449270416 is an frugal number, since it uses more digits than its factorization.

449270416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536 (or 766 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The cubic root of 449270416 is about 765.8950697845.

The spelling of 449270416 in words is "four hundred forty-nine million, two hundred seventy thousand, four hundred sixteen".