450889030 has 32 divisors (see below), whose sum is σ = 835492320. Its totient is φ = 175069440.

The previous prime is 450889027. The next prime is 450889039. The reversal of 450889030 is 30988054.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450889039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191601 + ... + 193939.

It is an arithmetic number, because the mean of its divisors is an integer number (26109135).

Almost surely, 2^450889030 is an apocalyptic number.

450889030 is a deficient number, since it is larger than the sum of its proper divisors (384603290).

450889030 is a wasteful number, since it uses less digits than its factorization.

450889030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2904.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 450889030 is about 21234.1477342511. The cubic root of 450889030 is about 766.8137464091.

The spelling of 450889030 in words is "four hundred fifty million, eight hundred eighty-nine thousand, thirty".