449847353 has 4 divisors (see below), whose sum is σ = 476308980. Its totient is φ = 423385728.

The previous prime is 449847337. The next prime is 449847361. The reversal of 449847353 is 353748944.

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

It can be written as a sum of positive squares in 2 ways, for example, as 305655289 + 144192064 = 17483^2 + 12008^2 .

It is a cyclic number.

It is not a de Polignac number, because 449847353 - 2⁴ = 449847337 is a prime.

It is a super-2 number, since 2×449847353² = 404725282002213218, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 449847298 and 449847307.

It is not an unprimeable number, because it can be changed into a prime (449847373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13230788 + ... + 13230821.

It is an arithmetic number, because the mean of its divisors is an integer number (119077245).

Almost surely, 2^449847353 is an apocalyptic number.

It is an amenable number.

449847353 is a deficient number, since it is larger than the sum of its proper divisors (26461627).

449847353 is a wasteful number, since it uses less digits than its factorization.

449847353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26461626.

The product of its digits is 1451520, while the sum is 47.

The square root of 449847353 is about 21209.6052061324. The cubic root of 449847353 is about 766.2227745676. Note that the first 3 decimals are identical.

The spelling of 449847353 in words is "four hundred forty-nine million, eight hundred forty-seven thousand, three hundred fifty-three".