449253267 has 4 divisors (see below), whose sum is σ = 599004360. Its totient is φ = 299502176.

The previous prime is 449253263. The next prime is 449253283. The reversal of 449253267 is 762352944.

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

It is a cyclic number.

It is not a de Polignac number, because 449253267 - 2² = 449253263 is a prime.

It is not an unprimeable number, because it can be changed into a prime (449253263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74875542 + ... + 74875547.

It is an arithmetic number, because the mean of its divisors is an integer number (149751090).

Almost surely, 2^449253267 is an apocalyptic number.

449253267 is a deficient number, since it is larger than the sum of its proper divisors (149751093).

449253267 is a wasteful number, since it uses less digits than its factorization.

449253267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149751092.

The product of its digits is 362880, while the sum is 42.

The square root of 449253267 is about 21195.5954622653. The cubic root of 449253267 is about 765.8853247243.

The spelling of 449253267 in words is "four hundred forty-nine million, two hundred fifty-three thousand, two hundred sixty-seven".