449313102 has 128 divisors (see below), whose sum is σ = 1219046400. Its totient is φ = 119812608.

The previous prime is 449313097. The next prime is 449313107. The reversal of 449313102 is 201313944.

It is an interprime number because it is at equal distance from previous prime (449313097) and next prime (449313107).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449313107) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 523858 + ... + 524714.

It is an arithmetic number, because the mean of its divisors is an integer number (9523800).

Almost surely, 2^449313102 is an apocalyptic number.

449313102 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 449313102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (609523200).

449313102 is an abundant number, since it is smaller than the sum of its proper divisors (769733298).

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

449313102 is a wasteful number, since it uses less digits than its factorization.

449313102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967 (or 961 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 449313102 is about 21197.0069113543. The cubic root of 449313102 is about 765.9193253779.

The spelling of 449313102 in words is "four hundred forty-nine million, three hundred thirteen thousand, one hundred two".