449280675 has 120 divisors (see below), whose sum is σ = 911763072. Its totient is φ = 217728000.

The previous prime is 449280659. The next prime is 449280691. The reversal of 449280675 is 576082944.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (449280659) and next prime (449280691).

It is not a de Polignac number, because 449280675 - 2⁴ = 449280659 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 449280675.

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 119 ways as a sum of consecutive naturals, for example, 1066965 + ... + 1067385.

Almost surely, 2^449280675 is an apocalyptic number.

449280675 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

449280675 is an abundant number, since it is smaller than the sum of its proper divisors (462482397).

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

449280675 is a wasteful number, since it uses less digits than its factorization.

449280675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491 (or 477 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 449280675 is about 21196.2420018266. The cubic root of 449280675 is about 765.9008994270.

The spelling of 449280675 in words is "four hundred forty-nine million, two hundred eighty thousand, six hundred seventy-five".