450496404 has 30 divisors (see below), whose sum is σ = 1177687434. Its totient is φ = 150165360.

The previous prime is 450496393. The next prime is 450496427. The reversal of 450496404 is 404694054.

450496404 is a `hidden beast` number, since 4 + 5 + 0 + 4 + 9 + 640 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 270668304 + 179828100 = 16452^2 + 13410^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 694887 + ... + 695534.

Almost surely, 2^450496404 is an apocalyptic number.

It is an amenable number.

450496404 is an abundant number, since it is smaller than the sum of its proper divisors (727191030).

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

450496404 is a wasteful number, since it uses less digits than its factorization.

450496404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1390437 (or 1390426 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 450496404 is about 21224.9005651381. The cubic root of 450496404 is about 766.5911059327.

The spelling of 450496404 in words is "four hundred fifty million, four hundred ninety-six thousand, four hundred four".