449925000 has 192 divisors, whose sum is σ = 1608647040. Its totient is φ = 102720000.

The previous prime is 449924999. The next prime is 449925029. The reversal of 449925000 is 529944.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 524572 + ... + 525428.

It is an arithmetic number, because the mean of its divisors is an integer number (8378370).

Almost surely, 2^449925000 is an apocalyptic number.

449925000 is a gapful number since it is divisible by the number (40) 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 449925000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (804323520).

449925000 is an abundant number, since it is smaller than the sum of its proper divisors (1158722040).

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

449925000 is an equidigital number, since it uses as much as digits as its factorization.

449925000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 898 (or 874 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 449925000 is about 21211.4355949804. The cubic root of 449925000 is about 766.2668572819.

The spelling of 449925000 in words is "four hundred forty-nine million, nine hundred twenty-five thousand".