450451000 has 32 divisors (see below), whose sum is σ = 1054057680. Its totient is φ = 180180000.

The previous prime is 450450947. The next prime is 450451003. The reversal of 450451000 is 154054.

It is a super-2 number, since 2×450451000² = 405812206802000000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450451003) 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, 224226 + ... + 226225.

Almost surely, 2^450451000 is an apocalyptic number.

450451000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

450451000 is an abundant number, since it is smaller than the sum of its proper divisors (603606680).

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

450451000 is a wasteful number, since it uses less digits than its factorization.

450451000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450472 (or 450458 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 450451000 is about 21223.8309454255. The cubic root of 450451000 is about 766.5653510309.

The spelling of 450451000 in words is "four hundred fifty million, four hundred fifty-one thousand".