449842077 has 6 divisors (see below), whose sum is σ = 649771902. Its totient is φ = 299894712.

The previous prime is 449842051. The next prime is 449842093. The reversal of 449842077 is 770248944.

It can be written as a sum of positive squares in only one way, i.e., 264582756 + 185259321 = 16266^2 + 13611^2 .

It is not a de Polignac number, because 449842077 - 2¹⁴ = 449825693 is a prime.

It is a super-4 number, since 4×449842077⁴ (a number of 36 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449842007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24991218 + ... + 24991235.

It is an arithmetic number, because the mean of its divisors is an integer number (108295317).

Almost surely, 2^449842077 is an apocalyptic number.

It is an amenable number.

449842077 is a deficient number, since it is larger than the sum of its proper divisors (199929825).

449842077 is a wasteful number, since it uses less digits than its factorization.

449842077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49982459 (or 49982456 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The square root of 449842077 is about 21209.4808281580. The cubic root of 449842077 is about 766.2197790277.

The spelling of 449842077 in words is "four hundred forty-nine million, eight hundred forty-two thousand, seventy-seven".