450429020 has 12 divisors (see below), whose sum is σ = 945900984. Its totient is φ = 180171600.

The previous prime is 450429017. The next prime is 450429037. The reversal of 450429020 is 20924054.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11260706 + ... + 11260745.

It is an arithmetic number, because the mean of its divisors is an integer number (78825082).

Almost surely, 2^450429020 is an apocalyptic number.

It is an amenable number.

450429020 is an abundant number, since it is smaller than the sum of its proper divisors (495471964).

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

450429020 is a wasteful number, since it uses less digits than its factorization.

450429020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22521460 (or 22521458 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 450429020 is about 21223.3131249577. The cubic root of 450429020 is about 766.5528825045.

The spelling of 450429020 in words is "four hundred fifty million, four hundred twenty-nine thousand, twenty".