449066146 has 4 divisors (see below), whose sum is σ = 673599222. Its totient is φ = 224533072.

The previous prime is 449066113. The next prime is 449066161. The reversal of 449066146 is 641660944.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 372065521 + 77000625 = 19289^2 + 8775^2 .

It is a junction number, because it is equal to n+sod(n) for n = 449066099 and 449066108.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112266535 + ... + 112266538.

Almost surely, 2^449066146 is an apocalyptic number.

449066146 is a deficient number, since it is larger than the sum of its proper divisors (224533076).

449066146 is a wasteful number, since it uses less digits than its factorization.

449066146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224533075.

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 449066146 is about 21191.1808543082. The cubic root of 449066146 is about 765.7789755590.

The spelling of 449066146 in words is "four hundred forty-nine million, sixty-six thousand, one hundred forty-six".