450621601 has 8 divisors (see below), whose sum is σ = 481762944. Its totient is φ = 419995200.

The previous prime is 450621583. The next prime is 450621617. The reversal of 450621601 is 106126054.

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

It is not a de Polignac number, because 450621601 - 2⁹ = 450621089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (450621671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126925 + ... + 130426.

It is an arithmetic number, because the mean of its divisors is an integer number (60220368).

Almost surely, 2^450621601 is an apocalyptic number.

It is an amenable number.

450621601 is a deficient number, since it is larger than the sum of its proper divisors (31141343).

450621601 is a wasteful number, since it uses less digits than its factorization.

450621601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257471.

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

The square root of 450621601 is about 21227.8496555822. The cubic root of 450621601 is about 766.6621135415.

Adding to 450621601 its reverse (106126054), we get a palindrome (556747655).

The spelling of 450621601 in words is "four hundred fifty million, six hundred twenty-one thousand, six hundred one".