449831950 has 12 divisors (see below), whose sum is σ = 836687520. Its totient is φ = 179932760.

The previous prime is 449831947. The next prime is 449831957. The reversal of 449831950 is 59138944.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 449831897 and 449831906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449831957) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4498270 + ... + 4498369.

It is an arithmetic number, because the mean of its divisors is an integer number (69723960).

Almost surely, 2^449831950 is an apocalyptic number.

449831950 is a deficient number, since it is larger than the sum of its proper divisors (386855570).

449831950 is a wasteful number, since it uses less digits than its factorization.

449831950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8996651 (or 8996646 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 449831950 is about 21209.2420892402. The cubic root of 449831950 is about 766.2140291832.

The spelling of 449831950 in words is "four hundred forty-nine million, eight hundred thirty-one thousand, nine hundred fifty".