449028973 has 16 divisors (see below), whose sum is σ = 480470400. Its totient is φ = 418176000.

The previous prime is 449028971. The next prime is 449028989. The reversal of 449028973 is 379820944.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 449028973 - 2¹ = 449028971 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449028971) 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, 1119573 + ... + 1119973.

It is an arithmetic number, because the mean of its divisors is an integer number (30029400).

Almost surely, 2^449028973 is an apocalyptic number.

It is an amenable number.

449028973 is a deficient number, since it is larger than the sum of its proper divisors (31441427).

449028973 is a wasteful number, since it uses less digits than its factorization.

449028973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 948.

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 449028973 is about 21190.3037495926. The cubic root of 449028973 is about 765.7578449768.

The spelling of 449028973 in words is "four hundred forty-nine million, twenty-eight thousand, nine hundred seventy-three".