450512474 has 8 divisors (see below), whose sum is σ = 675888948. Its totient is φ = 225216160.

The previous prime is 450512471. The next prime is 450512497. The reversal of 450512474 is 474215054.

It can be written as a sum of positive squares in 2 ways, for example, as 448804225 + 1708249 = 21185^2 + 1307^2 .

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

It is a super-2 number, since 2×450512474² = 405922978459201352, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 450512474.

It is not an unprimeable number, because it can be changed into a prime (450512471) 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, 3137 + ... + 30180.

Almost surely, 2^450512474 is an apocalyptic number.

450512474 is a deficient number, since it is larger than the sum of its proper divisors (225376474).

450512474 is a wasteful number, since it uses less digits than its factorization.

450512474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40080.

The product of its (nonzero) digits is 22400, while the sum is 32.

The square root of 450512474 is about 21225.2791265510. The cubic root of 450512474 is about 766.6002210425.

The spelling of 450512474 in words is "four hundred fifty million, five hundred twelve thousand, four hundred seventy-four".