449220337 has 16 divisors (see below), whose sum is σ = 477757440. Its totient is φ = 421498000.

The previous prime is 449220329. The next prime is 449220371. The reversal of 449220337 is 733022944.

It is a happy number.

It is not a de Polignac number, because 449220337 - 2³ = 449220329 is a prime.

It is a super-2 number, since 2×449220337² = 403597822348787138, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449220377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 389712 + ... + 390862.

It is an arithmetic number, because the mean of its divisors is an integer number (29859840).

Almost surely, 2^449220337 is an apocalyptic number.

It is an amenable number.

449220337 is a deficient number, since it is larger than the sum of its proper divisors (28537103).

449220337 is a wasteful number, since it uses less digits than its factorization.

449220337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1484.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 449220337 is about 21194.8186356949. The cubic root of 449220337 is about 765.8666112859.

The spelling of 449220337 in words is "four hundred forty-nine million, two hundred twenty thousand, three hundred thirty-seven".