450970172 has 18 divisors (see below), whose sum is σ = 793996728. Its totient is φ = 224122192.

The previous prime is 450970159. The next prime is 450970181. The reversal of 450970172 is 271079054.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117833 + ... + 121599.

Almost surely, 2^450970172 is an apocalyptic number.

It is an amenable number.

450970172 is a deficient number, since it is larger than the sum of its proper divisors (343026556).

450970172 is a wasteful number, since it uses less digits than its factorization.

450970172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4117 (or 3942 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 35.

The square root of 450970172 is about 21236.0582971511. The cubic root of 450970172 is about 766.8597422565.

The spelling of 450970172 in words is "four hundred fifty million, nine hundred seventy thousand, one hundred seventy-two".