449694632 has 16 divisors (see below), whose sum is σ = 847549140. Its totient is φ = 223681536.

The previous prime is 449694613. The next prime is 449694667. The reversal of 449694632 is 236496944.

It can be written as a sum of positive squares in 2 ways, for example, as 449694436 + 196 = 21206^2 + 14^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144083 + ... + 147170.

Almost surely, 2^449694632 is an apocalyptic number.

It is an amenable number.

449694632 is a deficient number, since it is larger than the sum of its proper divisors (397854508).

449694632 is a wasteful number, since it uses less digits than its factorization.

449694632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291452 (or 291448 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 47.

The square root of 449694632 is about 21206.0046213331. The cubic root of 449694632 is about 766.1360551116.

The spelling of 449694632 in words is "four hundred forty-nine million, six hundred ninety-four thousand, six hundred thirty-two".