449229331 has 4 divisors (see below), whose sum is σ = 472873000. Its totient is φ = 425585664.

The previous prime is 449229317. The next prime is 449229349. The reversal of 449229331 is 133922944.

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 449229331 - 2¹⁵ = 449196563 is a prime.

It is a super-2 number, since 2×449229331² = 403613983661415122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449229311) 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, 11821806 + ... + 11821843.

It is an arithmetic number, because the mean of its divisors is an integer number (118218250).

Almost surely, 2^449229331 is an apocalyptic number.

449229331 is a deficient number, since it is larger than the sum of its proper divisors (23643669).

449229331 is a wasteful number, since it uses less digits than its factorization.

449229331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23643668.

The product of its digits is 46656, while the sum is 37.

The square root of 449229331 is about 21195.0308091307. The cubic root of 449229331 is about 765.8717224810.

The spelling of 449229331 in words is "four hundred forty-nine million, two hundred twenty-nine thousand, three hundred thirty-one".