450397460 has 24 divisors (see below), whose sum is σ = 949362120. Its totient is φ = 179487104.

The previous prime is 450397457. The next prime is 450397471. The reversal of 450397460 is 64793054.

It can be written as a sum of positive squares in 4 ways, for example, as 69288976 + 381108484 = 8324^2 + 19522^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36479 + ... + 47238.

It is an arithmetic number, because the mean of its divisors is an integer number (39556755).

Almost surely, 2^450397460 is an apocalyptic number.

It is an amenable number.

450397460 is an abundant number, since it is smaller than the sum of its proper divisors (498964660).

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

450397460 is a wasteful number, since it uses less digits than its factorization.

450397460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83995 (or 83993 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 450397460 is about 21222.5695899436. The cubic root of 450397460 is about 766.5349788520.

The spelling of 450397460 in words is "four hundred fifty million, three hundred ninety-seven thousand, four hundred sixty".