449780230 has 8 divisors (see below), whose sum is σ = 809604432. Its totient is φ = 179912088.

The previous prime is 449780197. The next prime is 449780239. The reversal of 449780230 is 32087944.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 449780230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449780239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22489002 + ... + 22489021.

It is an arithmetic number, because the mean of its divisors is an integer number (101200554).

Almost surely, 2^449780230 is an apocalyptic number.

449780230 is a deficient number, since it is larger than the sum of its proper divisors (359824202).

449780230 is a wasteful number, since it uses less digits than its factorization.

449780230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44978030.

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

The square root of 449780230 is about 21208.0227744125. The cubic root of 449780230 is about 766.1846625805.

The spelling of 449780230 in words is "four hundred forty-nine million, seven hundred eighty thousand, two hundred thirty".