449940718 has 4 divisors (see below), whose sum is σ = 674911080. Its totient is φ = 224970358.

The previous prime is 449940709. The next prime is 449940749. The reversal of 449940718 is 817049944.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112485178 + ... + 112485181.

It is an arithmetic number, because the mean of its divisors is an integer number (168727770).

Almost surely, 2^449940718 is an apocalyptic number.

449940718 is a deficient number, since it is larger than the sum of its proper divisors (224970362).

449940718 is a wasteful number, since it uses less digits than its factorization.

449940718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224970361.

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 449940718 is about 21211.8060994343. The cubic root of 449940718 is about 766.2757802819.

The spelling of 449940718 in words is "four hundred forty-nine million, nine hundred forty thousand, seven hundred eighteen".