449651202 has 128 divisors (see below), whose sum is σ = 1217341440. Its totient is φ = 107565120.

The previous prime is 449651197. The next prime is 449651203. The reversal of 449651202 is 202156944.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449651203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1014793 + ... + 1015235.

It is an arithmetic number, because the mean of its divisors is an integer number (9510480).

Almost surely, 2^449651202 is an apocalyptic number.

449651202 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 449651202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (608670720).

449651202 is an abundant number, since it is smaller than the sum of its proper divisors (767690238).

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

449651202 is a wasteful number, since it uses less digits than its factorization.

449651202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505 (or 479 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 449651202 is about 21204.9805941906. The cubic root of 449651202 is about 766.1113907003. Note that the first 3 decimals are identical.

The spelling of 449651202 in words is "four hundred forty-nine million, six hundred fifty-one thousand, two hundred two".