450988916 has 12 divisors (see below), whose sum is σ = 901977888. Its totient is φ = 193280952.

The previous prime is 450988913. The next prime is 450988931. The reversal of 450988916 is 619889054.

It is a happy number.

450988916 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450988913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8053346 + ... + 8053401.

It is an arithmetic number, because the mean of its divisors is an integer number (75164824).

Almost surely, 2^450988916 is an apocalyptic number.

It is an amenable number.

450988916 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

450988916 is a wasteful number, since it uses less digits than its factorization.

450988916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16106758 (or 16106756 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 50.

The square root of 450988916 is about 21236.4996174040. The cubic root of 450988916 is about 766.8703666250.

The spelling of 450988916 in words is "four hundred fifty million, nine hundred eighty-eight thousand, nine hundred sixteen".