449019100 has 36 divisors (see below), whose sum is σ = 975805600. Its totient is φ = 179343360.

The previous prime is 449019091. The next prime is 449019107. The reversal of 449019100 is 1910944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449019107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73981 + ... + 79819.

Almost surely, 2^449019100 is an apocalyptic number.

It is an amenable number.

449019100 is an abundant number, since it is smaller than the sum of its proper divisors (526786500).

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

449019100 is a wasteful number, since it uses less digits than its factorization.

449019100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6622 (or 6615 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 449019100 is about 21190.0707879894. The cubic root of 449019100 is about 765.7522325828.

The spelling of 449019100 in words is "four hundred forty-nine million, nineteen thousand, one hundred".