450406902 has 32 divisors (see below), whose sum is σ = 983458944. Its totient is φ = 136382400.

The previous prime is 450406867. The next prime is 450406909. The reversal of 450406902 is 209604054.

It is a self number, because there is not a number n which added to its sum of digits gives 450406902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450406909) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 165033 + ... + 167739.

It is an arithmetic number, because the mean of its divisors is an integer number (30733092).

Almost surely, 2^450406902 is an apocalyptic number.

450406902 is an abundant number, since it is smaller than the sum of its proper divisors (533052042).

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

450406902 is a wasteful number, since it uses less digits than its factorization.

450406902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5244.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 450406902 is about 21222.7920406341. The cubic root of 450406902 is about 766.5403352859.

The spelling of 450406902 in words is "four hundred fifty million, four hundred six thousand, nine hundred two".