449533331 has 32 divisors (see below), whose sum is σ = 524832000. Its totient is φ = 381552768.

The previous prime is 449533319. The next prime is 449533373. The reversal of 449533331 is 133335944.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-449533331 is a prime.

It is a super-2 number, since 2×449533331² = 404160431359911122, 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 = 449533291 and 449533300.

It is not an unprimeable number, because it can be changed into a prime (449539331) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1588316 + ... + 1588598.

It is an arithmetic number, because the mean of its divisors is an integer number (16401000).

Almost surely, 2^449533331 is an apocalyptic number.

449533331 is a deficient number, since it is larger than the sum of its proper divisors (75298669).

449533331 is a wasteful number, since it uses less digits than its factorization.

449533331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483.

The product of its digits is 58320, while the sum is 35.

The square root of 449533331 is about 21202.2010885663. The cubic root of 449533331 is about 766.0444423583.

It can be divided in two parts, 44953 and 3331, that added together give a palindrome (48284).

The spelling of 449533331 in words is "four hundred forty-nine million, five hundred thirty-three thousand, three hundred thirty-one".