450661210 has 8 divisors (see below), whose sum is σ = 811190196. Its totient is φ = 180264480.

The previous prime is 450661187. The next prime is 450661219. The reversal of 450661210 is 12166054.

It can be written as a sum of positive squares in 2 ways, for example, as 441462121 + 9199089 = 21011^2 + 3033^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (450661219) 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, 22533051 + ... + 22533070.

Almost surely, 2^450661210 is an apocalyptic number.

450661210 is a deficient number, since it is larger than the sum of its proper divisors (360528986).

450661210 is a wasteful number, since it uses less digits than its factorization.

450661210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45066128.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 450661210 is about 21228.7825840296. The cubic root of 450661210 is about 766.6845757211.

The spelling of 450661210 in words is "four hundred fifty million, six hundred sixty-one thousand, two hundred ten".