450117882 has 12 divisors (see below), whose sum is σ = 975255450. Its totient is φ = 150039288.

The previous prime is 450117853. The next prime is 450117887. The reversal of 450117882 is 288711054.

450117882 is a `hidden beast` number, since 4 + 501 + 1 + 78 + 82 = 666.

It can be written as a sum of positive squares in only one way, i.e., 329095881 + 121022001 = 18141^2 + 11001^2 .

It is a super-2 number, since 2×450117882² = 405212215392331848, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (450117887) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12503257 + ... + 12503292.

Almost surely, 2^450117882 is an apocalyptic number.

450117882 is an abundant number, since it is smaller than the sum of its proper divisors (525137568).

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

450117882 is a wasteful number, since it uses less digits than its factorization.

450117882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25006557 (or 25006554 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 36.

The square root of 450117882 is about 21215.9817590419. The cubic root of 450117882 is about 766.3763406911.

The spelling of 450117882 in words is "four hundred fifty million, one hundred seventeen thousand, eight hundred eighty-two".