450521296 has 10 divisors (see below), whose sum is σ = 872885042. Its totient is φ = 225260640.

The previous prime is 450521231. The next prime is 450521321. The reversal of 450521296 is 692125054.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 314565696 + 135955600 = 17736^2 + 11660^2 .

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14078775 + ... + 14078806.

Almost surely, 2^450521296 is an apocalyptic number.

450521296 is the 11346-th centered heptagonal number.

It is an amenable number.

450521296 is a deficient number, since it is larger than the sum of its proper divisors (422363746).

450521296 is a wasteful number, since it uses less digits than its factorization.

450521296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28157589 (or 28157583 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 450521296 is about 21225.4869437664. The cubic root of 450521296 is about 766.6052249018.

The spelling of 450521296 in words is "four hundred fifty million, five hundred twenty-one thousand, two hundred ninety-six".