450731196 has 96 divisors (see below), whose sum is σ = 1226588160. Its totient is φ = 142948800.

The previous prime is 450731191. The next prime is 450731209. The reversal of 450731196 is 691137054.

It is a super-2 number, since 2×450731196² = 406317222095180832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 450731196.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450731191) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203125 + ... + 205331.

It is an arithmetic number, because the mean of its divisors is an integer number (12776960).

Almost surely, 2^450731196 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 450731196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (613294080).

450731196 is an abundant number, since it is smaller than the sum of its proper divisors (775856964).

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

450731196 is a wasteful number, since it uses less digits than its factorization.

450731196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2312 (or 2304 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 450731196 is about 21230.4308952974. The cubic root of 450731196 is about 766.7242614157.

The spelling of 450731196 in words is "four hundred fifty million, seven hundred thirty-one thousand, one hundred ninety-six".