449146250 has 60 divisors (see below), whose sum is σ = 979463034. Its totient is φ = 153972000.

The previous prime is 449146237. The next prime is 449146253. The reversal of 449146250 is 52641944.

It can be written as a sum of positive squares in 5 ways, for example, as 25897921 + 423248329 = 5089^2 + 20573^2 .

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 449146250.

It is not an unprimeable number, because it can be changed into a prime (449146253) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 57584 + ... + 64916.

Almost surely, 2^449146250 is an apocalyptic number.

449146250 is an abundant number, since it is smaller than the sum of its proper divisors (530316784).

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

449146250 is an equidigital number, since it uses as much as digits as its factorization.

449146250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7369 (or 7347 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 449146250 is about 21193.0708015615. The cubic root of 449146250 is about 765.8245058316.

The spelling of 449146250 in words is "four hundred forty-nine million, one hundred forty-six thousand, two hundred fifty".