449399274 has 8 divisors (see below), whose sum is σ = 898798560. Its totient is φ = 149799756.

The previous prime is 449399239. The next prime is 449399287. The reversal of 449399274 is 472993944.

It is a sphenic number, since it is the product of 3 distinct primes.

449399274 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37449934 + ... + 37449945.

It is an arithmetic number, because the mean of its divisors is an integer number (112349820).

Almost surely, 2^449399274 is an apocalyptic number.

449399274 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

449399274 is a wasteful number, since it uses less digits than its factorization.

449399274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74899884.

The product of its digits is 1959552, while the sum is 51.

The square root of 449399274 is about 21199.0394593717. The cubic root of 449399274 is about 765.9682864705.

The spelling of 449399274 in words is "four hundred forty-nine million, three hundred ninety-nine thousand, two hundred seventy-four".