450671312 has 80 divisors (see below), whose sum is σ = 1086097152. Its totient is φ = 176394240.

The previous prime is 450671237. The next prime is 450671321. The reversal of 450671312 is 213176054.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139637 + ... + 142827.

Almost surely, 2^450671312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 450671312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (543048576).

450671312 is an abundant number, since it is smaller than the sum of its proper divisors (635425840).

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

450671312 is a wasteful number, since it uses less digits than its factorization.

450671312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3316 (or 3310 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 450671312 is about 21229.0205143808. The cubic root of 450671312 is about 766.6903043332.

The spelling of 450671312 in words is "four hundred fifty million, six hundred seventy-one thousand, three hundred twelve".