449129283 has 8 divisors (see below), whose sum is σ = 599018496. Its totient is φ = 299329800.

The previous prime is 449129267. The next prime is 449129297. The reversal of 449129283 is 382921944.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 449129283 - 2⁴ = 449129267 is a prime.

It is a super-2 number, since 2×449129283² = 403434225696188178, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (449139283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9723 + ... + 31508.

It is an arithmetic number, because the mean of its divisors is an integer number (74877312).

Almost surely, 2^449129283 is an apocalyptic number.

449129283 is a deficient number, since it is larger than the sum of its proper divisors (149889213).

449129283 is a wasteful number, since it uses less digits than its factorization.

449129283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44865.

The product of its digits is 124416, while the sum is 42.

The square root of 449129283 is about 21192.6705018504. The cubic root of 449129283 is about 765.8148624188.

The spelling of 449129283 in words is "four hundred forty-nine million, one hundred twenty-nine thousand, two hundred eighty-three".