450221514 has 32 divisors (see below), whose sum is σ = 916387584. Its totient is φ = 147432960.

The previous prime is 450221503. The next prime is 450221531. The reversal of 450221514 is 415122054.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116802 + ... + 120594.

It is an arithmetic number, because the mean of its divisors is an integer number (28637112).

Almost surely, 2^450221514 is an apocalyptic number.

450221514 is an abundant number, since it is smaller than the sum of its proper divisors (466166070).

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

450221514 is a wasteful number, since it uses less digits than its factorization.

450221514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4142.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 450221514 is about 21218.4239282752. The cubic root of 450221514 is about 766.4351512248.

Adding to 450221514 its reverse (415122054), we get a palindrome (865343568).

The spelling of 450221514 in words is "four hundred fifty million, two hundred twenty-one thousand, five hundred fourteen".