450426428 has 12 divisors (see below), whose sum is σ = 789757080. Its totient is φ = 224781552.

The previous prime is 450426397. The next prime is 450426437. The reversal of 450426428 is 824624054.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105563 + ... + 109746.

It is an arithmetic number, because the mean of its divisors is an integer number (65813090).

Almost surely, 2^450426428 is an apocalyptic number.

It is an amenable number.

450426428 is a deficient number, since it is larger than the sum of its proper divisors (339330652).

450426428 is a wasteful number, since it uses less digits than its factorization.

450426428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215836 (or 215834 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 35.

The square root of 450426428 is about 21223.2520599459. The cubic root of 450426428 is about 766.5514121220.

The spelling of 450426428 in words is "four hundred fifty million, four hundred twenty-six thousand, four hundred twenty-eight".