450644214 has 16 divisors (see below), whose sum is σ = 922249152. Its totient is φ = 146721288.

The previous prime is 450644209. The next prime is 450644231. The reversal of 450644214 is 412446054.

It is a happy number.

It is a super-2 number, since 2×450644214² = 406160415223355592, which contains 22 as substring.

It is a Curzon number.

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, 873084 + ... + 873599.

It is an arithmetic number, because the mean of its divisors is an integer number (57640572).

Almost surely, 2^450644214 is an apocalyptic number.

450644214 is an abundant number, since it is smaller than the sum of its proper divisors (471604938).

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

450644214 is a wasteful number, since it uses less digits than its factorization.

450644214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1746731.

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 450644214 is about 21228.3822746812. The cubic root of 450644214 is about 766.6749374869.

The spelling of 450644214 in words is "four hundred fifty million, six hundred forty-four thousand, two hundred fourteen".