450325421 has 8 divisors (see below), whose sum is σ = 554246784. Its totient is φ = 356301360.

The previous prime is 450325417. The next prime is 450325459. The reversal of 450325421 is 124523054.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 450325421 - 2² = 450325417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450325411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2474225 + ... + 2474406.

It is an arithmetic number, because the mean of its divisors is an integer number (69280848).

Almost surely, 2^450325421 is an apocalyptic number.

It is an amenable number.

450325421 is a deficient number, since it is larger than the sum of its proper divisors (103921363).

450325421 is a wasteful number, since it uses less digits than its factorization.

450325421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4948651.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 450325421 is about 21220.8722959260. The cubic root of 450325421 is about 766.4941087594.

Adding to 450325421 its reverse (124523054), we get a palindrome (574848475).

The spelling of 450325421 in words is "four hundred fifty million, three hundred twenty-five thousand, four hundred twenty-one".