449453004 has 384 divisors, whose sum is σ = 1560674304. Its totient is φ = 96768000.

The previous prime is 449453003. The next prime is 449453027. The reversal of 449453004 is 400354944.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (449453003) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6330289 + ... + 6330359.

It is an arithmetic number, because the mean of its divisors is an integer number (4064256).

Almost surely, 2^449453004 is an apocalyptic number.

449453004 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 449453004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (780337152).

449453004 is an abundant number, since it is smaller than the sum of its proper divisors (1111221300).

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

449453004 is a wasteful number, since it uses less digits than its factorization.

449453004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157 (or 155 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 449453004 is about 21200.3066958948. The cubic root of 449453004 is about 765.9988115428.

The spelling of 449453004 in words is "four hundred forty-nine million, four hundred fifty-three thousand, four".