450487628 has 12 divisors (see below), whose sum is σ = 788682552. Its totient is φ = 225149760.

The previous prime is 450487627. The next prime is 450487649. The reversal of 450487628 is 826784054.

It is not an unprimeable number, because it can be changed into a prime (450487627) 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, 12125 + ... + 32372.

It is an arithmetic number, because the mean of its divisors is an integer number (65723546).

Almost surely, 2^450487628 is an apocalyptic number.

It is an amenable number.

450487628 is a deficient number, since it is larger than the sum of its proper divisors (338194924).

450487628 is a wasteful number, since it uses less digits than its factorization.

450487628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47032 (or 47030 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 44.

The square root of 450487628 is about 21224.6938258247. The cubic root of 450487628 is about 766.5861279816.

The spelling of 450487628 in words is "four hundred fifty million, four hundred eighty-seven thousand, six hundred twenty-eight".